A Survey of Mathematics with Applications (10th Edition) - Standalone book
10th Edition
ISBN: 9780134112107
Author: Allen R. Angel, Christine D. Abbott, Dennis Runde
Publisher: PEARSON
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Textbook Question
Chapter 12.4, Problem 9E
In Exercises 7-14, determine the range and standard deviation of the set of data. When appropriate, round standard deviations to the nearest hundredth.
9. 120, 121, 122, 123, 124, 125, 126
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Chapter 12 Solutions
A Survey of Mathematics with Applications (10th Edition) - Standalone book
Ch. 12.1 - In Exercises 1-10, fill in the blank with an...Ch. 12.1 - In Exercises 1-10, fill in the blank with an...Ch. 12.1 - In Exercises 1-10, fill in the blank with an...Ch. 12.1 - In Exercises 1-10, fill in the blank with an...Ch. 12.1 - In Exercises 1-10, fill in the blank with an...Ch. 12.1 - In Exercises 1-10, fill in the blank with an...Ch. 12.1 - In Exercises 1-10, fill in the blank with an...Ch. 12.1 - In Exercises 1-10, fill in the blank with an...Ch. 12.1 - In Exercises 1-10, fill in the blank with an...Ch. 12.1 - In Exercises 1-10, fill in the blank with an...
Ch. 12.1 - Sampling Techniques In Exercises 11-20, identify...Ch. 12.1 - Sampling Techniques In Exercises 11-20, identify...Ch. 12.1 - Sampling Techniques In Exercises 11-20, identify...Ch. 12.1 - Sampling Techniques In Exercises 11-20, identify...Ch. 12.1 - Sampling Techniques In Exercises 11-20, identify...Ch. 12.1 - Sampling Techniques In Exercises 11-20, identify...Ch. 12.1 - Sampling Techniques In Exercises 11-20, identify...Ch. 12.1 - Sampling Techniques In Exercises 11-20, identify...Ch. 12.1 - Sampling Techniques In Exercises 11-20, identify...Ch. 12.1 - Sampling Techniques In Exercises 11-20, identify...Ch. 12.1 - Misinterpretations of Statistics In Exercises...Ch. 12.1 - Misinterpretations of Statistics In Exercises...Ch. 12.1 - Misinterpretations of Statistics In Exercises...Ch. 12.1 - Misinterpretations of Statistics In Exercises...Ch. 12.1 - Misinterpretations of Statistics In Exercises...Ch. 12.1 - Misinterpretations of Statistics In Exercises...Ch. 12.1 - Misinterpretations of Statistics In Exercises...Ch. 12.1 - Prob. 28ECh. 12.1 - Misinterpretations of Statistics In Exercises...Ch. 12.1 - Misinterpretations of Statistics In Exercises...Ch. 12.1 - Misinterpretations of Statistics In Exercises...Ch. 12.1 - Prob. 32ECh. 12.1 - Misinterpretations of Statistics In Exercises...Ch. 12.1 - Prob. 34ECh. 12.1 - Pricee of a Movie Ticket The following table shows...Ch. 12.1 - International Visitors to the United States The...Ch. 12.1 - First Marriage In Exercises 37 and 38, use the...Ch. 12.1 - First Marriage In Exercises 37 and 38, use the...Ch. 12.1 - Smart TVs The following graph shows the percent of...Ch. 12.1 - Prob. 40ECh. 12.1 - Driving The following circle graph shows the...Ch. 12.1 - Prob. 42ECh. 12.1 - Data from Questionnaire Some subscribers of...Ch. 12.1 - Prob. 44ECh. 12.1 - Statistically speaking, what is the most dangerous...Ch. 12.2 - In Exercises 1-8, fill in the blank with an...Ch. 12.2 - In Exercises 1-8, fill in the blank with an...Ch. 12.2 - In Exercises 1-8, fill in the blank with an...Ch. 12.2 - In Exercises 1-8, fill in the blank with an...Ch. 12.2 - In Exercises 1-8, fill in the blank with an...Ch. 12.2 - Prob. 6ECh. 12.2 - Prob. 7ECh. 12.2 - In Exercises 1-8, fill in the blank with an...Ch. 12.2 - In Exercises 9 and 10, use the frequency...Ch. 12.2 - In Exercises 9 and 10, use the frequency...Ch. 12.2 - Visits to the Library Valencia College is planning...Ch. 12.2 - Hot Dog Sales A hot dog vendor is interested in...Ch. 12.2 - Newspaper Circulation In Exercises 13-16, use the...Ch. 12.2 - Newspaper Circulation In Exercises 13-16, use the...Ch. 12.2 - Newspaper Circulation In Exercises 13-16, use the...Ch. 12.2 - Prob. 16ECh. 12.2 - City Population In Exercises 17-20, the data...Ch. 12.2 - City Population In Exercises 17-20, the data...Ch. 12.2 - City Population In Exercises 17-20, the data...Ch. 12.2 - City Population In Exercises 17-20, the data...Ch. 12.2 - Cost of Living In Exercises 21-24, the data in the...Ch. 12.2 - Cost of Living In Exercises 21-24, the data in the...Ch. 12.2 - Cost of Living In Exercises 21-24, the data in the...Ch. 12.2 - Cost of Living In Exercises 21-24, the data in the...Ch. 12.2 - Jogging Distances Twenty members of a health club...Ch. 12.2 - College Credits Eighteen students in a geology...Ch. 12.2 - Vehicle Sales The following table shows the sales...Ch. 12.2 - In Exercises 27-30, pat c), construct the...Ch. 12.2 - In Exercises 27-30, pat c), construct the...Ch. 12.2 - In Exercises 27-30, pat c), construct the...Ch. 12.2 - Number of Televisions per Home Use the histogram...Ch. 12.2 - Car Insurance Use the histogram below to answer...Ch. 12.2 - E mail Messages Use the frequency polygon below to...Ch. 12.2 - Prob. 34ECh. 12.2 - College Costs The 2014 cost for Virginia residents...Ch. 12.2 - Automobile Accessories A sample of 600 people were...Ch. 12.2 - Prob. 37ECh. 12.2 - a. Count the number of Fs in the sentence at the...Ch. 12.2 - In what month do people take the least number of...Ch. 12.3 - In Exercises 1-10, fill in the blank with an...Ch. 12.3 - In Exercises 1-10, fill in the blank with an...Ch. 12.3 - In Exercises 1-10, fill in the blank with an...Ch. 12.3 - In Exercises 1-10, fill in the blank with an...Ch. 12.3 - In Exercises 1-10, fill in the blank with an...Ch. 12.3 - In Exercises 1-10, fill in the blank with an...Ch. 12.3 - In Exercises 1-10, fill in the blank with an...Ch. 12.3 - In Exercises 1-10, fill in the blank with an...Ch. 12.3 - In Exercises 1-10, fill in the blank with an...Ch. 12.3 - In Exercises 1-10, fill in the blank with an...Ch. 12.3 - In Exercises 11-20, determine the mean, median,...Ch. 12.3 - In Exercises 11-20, determine the mean, median,...Ch. 12.3 - In Exercises 11-20, determine the mean, median,...Ch. 12.3 - In Exercises 11-20, determine the mean, median,...Ch. 12.3 - In Exercises 11-20, determine the mean, median,...Ch. 12.3 - In Exercises 11-20, determine the mean, median,...Ch. 12.3 - In Exercises 11-20, determine the mean, median,...Ch. 12.3 - In Exercises 11-20, determine the mean, median,...Ch. 12.3 - In Exercises 11-20, determine the mean, median,...Ch. 12.3 - In Exercises 11-20, determine the mean, median,...Ch. 12.3 - Cholesterol Level The total cholesterol level of...Ch. 12.3 - Daily Tips The amount of money Stephanie collected...Ch. 12.3 - Change in the Data The mean is the most sensitive...Ch. 12.3 - Prob. 24ECh. 12.3 - A Grade of B To get a grade of B, a student must...Ch. 12.3 - Employee Salaries The salaries of 10 employees of...Ch. 12.3 - Chocolate Consumption The 10 countries with the...Ch. 12.3 - Living Expenses Bobs monthly living expenses for 1...Ch. 12.3 - Employment Websites The top 10 employment websites...Ch. 12.3 - Exam Average Malcolms mean average on five exams...Ch. 12.3 - Exam Average Jeremys mean average on six exams is...Ch. 12.3 - Creating a Data Set Construct a set of five pieces...Ch. 12.3 - Creating a Data Set Construct a set of six pieces...Ch. 12.3 - Prob. 34ECh. 12.3 - Water Park For the 2015 season, 35,000 people...Ch. 12.3 - A Grade of B A mean average of 80 or greater for...Ch. 12.3 - Grading Methods A mean average of 60 on seven...Ch. 12.3 - Central Tendencies Which of the measures of...Ch. 12.3 - Creating a Data Set Construct a set of six pieces...Ch. 12.3 - Prob. 40ECh. 12.3 - Changing One Piece of Data Is it possible to...Ch. 12.3 - Prob. 42ECh. 12.3 - Percentiles For any set of data, what must be done...Ch. 12.3 - Percentiles Josie scored in the 73rd percentile on...Ch. 12.3 - Percentiles When a national sample of heights of...Ch. 12.3 - Prob. 46ECh. 12.3 - Quartiles The prices of the 19 top-rated coffee...Ch. 12.3 - Quartiles The prices of the 19 top-rated...Ch. 12.3 - The 50th Percentile Give the names of two other...Ch. 12.3 - College Admissions Jonathan took an admission test...Ch. 12.3 - Employee Salaries The following statistics...Ch. 12.3 - Prob. 52ECh. 12.3 - Ruth Versus Mantle The tables below compare the...Ch. 12.3 - Prob. 54ECh. 12.3 - Weighted Average In Exercises 55 and 56 we use...Ch. 12.3 - Grade Point Average In a four-point grade system,...Ch. 12.3 - Average of Your Exams a. Calculate the mean,...Ch. 12.3 - Purchases Matthew purchased some items at Staples...Ch. 12.4 - In Exercises 1-6, fill in the blank with an...Ch. 12.4 - In Exercises 1-6, fill in the blank with an...Ch. 12.4 - In Exercises 1-6, fill in the blank with an...Ch. 12.4 - In Exercises 1-6, fill in the blank with an...Ch. 12.4 - In Exercises 1-6, fill in the blank with an...Ch. 12.4 - In Exercises 1-6, fill in the blank with an...Ch. 12.4 - In Exercises 7-14, determine the range and...Ch. 12.4 - In Exercises 7-14, determine the range and...Ch. 12.4 - In Exercises 7-14, determine the range and...Ch. 12.4 - In Exercises 7-14, determine the range and...Ch. 12.4 - In Exercises 7-14, determine the range and...Ch. 12.4 - In Exercises 7-14, determine the range and...Ch. 12.4 - In Exercises 7-14, determine the range and...Ch. 12.4 - In Exercises 7-14, determine the range and...Ch. 12.4 - In Exercises 15-20, where appropriate, round...Ch. 12.4 - In Exercises 15-20, where appropriate, round...Ch. 12.4 - In Exercises 15-20, where appropriate, round...Ch. 12.4 - In Exercises 15-20, where appropriate, round...Ch. 12.4 - In Exercises 15-20, where appropriate, round...Ch. 12.4 - Prob. 20ECh. 12.4 - a. Multiplying Each Number Pick any five numbers....Ch. 12.4 - Waiting in Line Consider the following...Ch. 12.4 - Height and Weight Distribution The chart shown...Ch. 12.4 - Prob. 24ECh. 12.4 - Prob. 25ECh. 12.4 - Without actually doing the calculations, decide...Ch. 12.4 - Without actually doing the calculations, decide...Ch. 12.4 - Prob. 28ECh. 12.4 - Patricia teaches two statistics classes, one in...Ch. 12.4 - Prob. 30ECh. 12.4 - Oil Change Jiffy Lube has franchises in two...Ch. 12.4 - Prob. 32ECh. 12.4 - Prob. 33ECh. 12.5 - In Exercises 1-10, fill in the blank with an...Ch. 12.5 - In Exercises 1-10, fill in the blank with an...Ch. 12.5 - In Exercises 1-10, fill in the blank with an...Ch. 12.5 - In Exercises 1-10, fill in the blank with an...Ch. 12.5 - In Exercises 1-10, fill in the blank with an...Ch. 12.5 - In Exercises 1-10, fill in the blank with an...Ch. 12.5 - In Exercises 1-10, fill in the blank with an...Ch. 12.5 - In Exercises 1-10, fill in the blank with an...Ch. 12.5 - In Exercises 1-10, fill in the blank with an...Ch. 12.5 - In Exercises 1-10, fill in the blank with an...Ch. 12.5 - In Exercises 11-14, give an example of the type of...Ch. 12.5 - In Exercises 11-14, give an example of the type of...Ch. 12.5 - In Exercises 11-14, give an example of the type of...Ch. 12.5 - In Exercises 11-14, give an example of the type of...Ch. 12.5 - For the distributions in Exercises 15-18, state...Ch. 12.5 - For the distributions in Exercises 15-18, state...Ch. 12.5 - For the distributions in Exercises 15-18, state...Ch. 12.5 - For the distributions in Exercises 15-18, state...Ch. 12.5 - In Exercises 19-30, use Table 12.8 on pages 772...Ch. 12.5 - Prob. 20ECh. 12.5 - In Exercises 19-30, use Table 12.8 on pages 772...Ch. 12.5 - In Exercises 19-30, use Table 12.8 on pages 772...Ch. 12.5 - In Exercises 19-30, use Table 12.8 on pages 772...Ch. 12.5 - In Exercises 19-30, use Table 12.8 on pages 772...Ch. 12.5 - In Exercises 19-30, use Table 12.8 on pages 772...Ch. 12.5 - In Exercises 19-30, use Table 12.8 on pages 772...Ch. 12.5 - Prob. 27ECh. 12.5 - Prob. 28ECh. 12.5 - In Exercises 19-30, use Table 12.8 on pages 772...Ch. 12.5 - In Exercises 19-30, use Table 12.8 on pages 772...Ch. 12.5 - In Exercises 31-40, use Table 12.8 on pages 772...Ch. 12.5 - Prob. 32ECh. 12.5 - In Exercises 31-40, use Table 12.8 on pages 772...Ch. 12.5 - In Exercises 31-40, use Table 12.8 on pages 772...Ch. 12.5 - In Exercises 31-40, use Table 12.8 on pages 772...Ch. 12.5 - In Exercises 31-40, use Table 12.8 on pages 772...Ch. 12.5 - In Exercises 31-40, use Table 12.8 on pages 772...Ch. 12.5 - Prob. 38ECh. 12.5 - Prob. 39ECh. 12.5 - Prob. 40ECh. 12.5 - Heights of Gifts in Exercises 41 and 42, assume...Ch. 12.5 - Heights of Gifts in Exercises 41 and 42, assume...Ch. 12.5 - In Exercises 43-46, assume the hold time of...Ch. 12.5 - In Exercises 43-46, assume the hold time of...Ch. 12.5 - In Exercises 43-46, assume the hold time of...Ch. 12.5 - Prob. 46ECh. 12.5 - SAT Scores In Exercises 47-52, assume that the...Ch. 12.5 - SAT Scores In Exercises 47-52, assume that the...Ch. 12.5 - SAT Scores In Exercises 47-52, assume that the...Ch. 12.5 - SAT Scores In Exercises 47-52, assume that the...Ch. 12.5 - SAT Scores In Exercises 47-52, assume that the...Ch. 12.5 - SAT Scores In Exercises 47-52, assume that the...Ch. 12.5 - Vending Machine In Exercises 53-56, a vending...Ch. 12.5 - Vending Machine In Exercises 53-56, a vending...Ch. 12.5 - Vending Machine In Exercises 53-56, a vending...Ch. 12.5 - Vending Machine In Exercises 53-56, a vending...Ch. 12.5 - Automobile Speed In Exercises 57-62, assume that...Ch. 12.5 - Automobile Speed In Exercises 57-62, assume that...Ch. 12.5 - Automobile Speed In Exercises 57-62, assume that...Ch. 12.5 - Automobile Speed In Exercises 57-62, assume that...Ch. 12.5 - Automobile Speed In Exercises 57-62, assume that...Ch. 12.5 - Automobile Speed In Exercises 57-62, assume that...Ch. 12.5 - In Exercises 63-66, assume that the weight of ripe...Ch. 12.5 - In Exercises 63-66, assume that the weight of ripe...Ch. 12.5 - In Exercises 63-66, assume that the weight of ripe...Ch. 12.5 - Prob. 66ECh. 12.5 - Cost of Day Care In Exercises 67-72, assume the...Ch. 12.5 - Cost of Day Care In Exercises 67-72, assume the...Ch. 12.5 - Cost of Day Care In Exercises 67-72, assume the...Ch. 12.5 - Cost of Day Care In Exercises 67-72, assume the...Ch. 12.5 - Cost of Day Care In Exercises 67-72, assume the...Ch. 12.5 - Cost of Day Care In Exercises 67-72, assume the...Ch. 12.5 - Weight Loss A weight-loss clinic guarantees that...Ch. 12.5 - Battery Warranty The warranty on a car battery is...Ch. 12.5 - Prob. 75ECh. 12.5 - Prob. 76ECh. 12.5 - Consider the following normal curve, representing...Ch. 12.5 - Consider the following two normal curves. a. Do...Ch. 12.5 - In a distribution that is skewed to the right,...Ch. 12.5 - In a distribution skewed to the left, which has...Ch. 12.5 - List three populations other than those given in...Ch. 12.5 - List three populations other than those given in...Ch. 12.5 - Salesperson Promotion The owner at Kims Home...Ch. 12.5 - Chebyshevs Theorem How can you determine whether a...Ch. 12.5 - Test Scores Obtain a set of test your instructor....Ch. 12.5 - Determine a value of z such that z 0 and 97.5% of...Ch. 12.5 - Prob. 87ECh. 12.5 - Prob. 88ECh. 12.5 - Prob. 89ECh. 12.6 - In Exercises 1-6, fill in the blank with an...Ch. 12.6 - In Exercises 1-6, fill in the blank with an...Ch. 12.6 - In Exercises 1-6, fill in the blank with an...Ch. 12.6 - In Exercises 1-6, fill in the blank with an...Ch. 12.6 - In Exercises 1-6, fill in the blank with an...Ch. 12.6 - Prob. 6ECh. 12.6 - In Exercises 7-10, indicate if you believe that a...Ch. 12.6 - Prob. 8ECh. 12.6 - In Exercises 7-10, indicate if you believe that a...Ch. 12.6 - In Exercises 7-10, indicate if you believe that a...Ch. 12.6 - In Exercises 11-18, assume that a sample of...Ch. 12.6 - In Exercises 11-18, assume that a sample of...Ch. 12.6 - In Exercises 11-18, assume that a sample of...Ch. 12.6 - Prob. 14ECh. 12.6 - In Exercises 11-18, assume that a sample of...Ch. 12.6 - Prob. 16ECh. 12.6 - In Exercises 11-18, assume that a sample of...Ch. 12.6 - Prob. 18ECh. 12.6 - In Exercises 19-26, (a) draw a scatter diagram;...Ch. 12.6 - Prob. 20ECh. 12.6 - In Exercises 19-26, (a) draw a scatter diagram;...Ch. 12.6 - Prob. 22ECh. 12.6 - In Exercises 19-26, (a) draw a scatter diagram;...Ch. 12.6 - Prob. 24ECh. 12.6 - In Exercises 19-26, (a) draw a scatter diagram;...Ch. 12.6 - In Exercises 19-26, (a) draw a scatter diagram;...Ch. 12.6 - In Exercises 27-34, determine the equation of the...Ch. 12.6 - In Exercises 27-34, determine the equation of the...Ch. 12.6 - Prob. 29ECh. 12.6 - Prob. 30ECh. 12.6 - In Exercises 27-34, determine the equation of the...Ch. 12.6 - Prob. 32ECh. 12.6 - In Exercises 27-34, determine the equation of the...Ch. 12.6 - Prob. 34ECh. 12.6 - In Exercises 35-44, round both m and b the nearest...Ch. 12.6 - In Exercises 35-44, round both m and b the nearest...Ch. 12.6 - In Exercises 35-44, round both m and b the nearest...Ch. 12.6 - Prob. 38ECh. 12.6 - In Exercises 35-44, round both m and b the nearest...Ch. 12.6 - Prob. 40ECh. 12.6 - Prob. 41ECh. 12.6 - Prob. 42ECh. 12.6 - In Exercises 35-44, round both m and b the nearest...Ch. 12.6 - Prob. 44ECh. 12.6 - Prob. 45ECh. 12.6 - Prob. 46ECh. 12.6 - Calculating a Correlation Coefficient a. Select a...Ch. 12.6 - CPI Use the following table CPI represents...Ch. 12.6 - Prob. 49ECh. 12 - a. What is a population? b. What is a sample?Ch. 12 - What is a random sample?Ch. 12 - In Exercises 3 and 4, tell what possible misuses...Ch. 12 - In Exercises 3 and 4, tell what possible misuses...Ch. 12 - Netflix Subscriptions in the United States In...Ch. 12 - Consider the following set of data. a. Construct a...Ch. 12 - Average Monthly High Temperature Consider the...Ch. 12 - In Exercises 8-13, use the following test scores:...Ch. 12 - In Exercises 8-13, use the following test scores:...Ch. 12 - In Exercises 8-13, use the following test scores:...Ch. 12 - In Exercises 8-13, use the following test scores:...Ch. 12 - In Exercises 8-13, use the following test scores:...Ch. 12 - In Exercises 8-13, use the following test scores:...Ch. 12 - In Exercises 14-19, for the set of data 9, 10, 17,...Ch. 12 - In Exercises 14-19, for the set of data 9, 10, 17,...Ch. 12 - In Exercises 14-19, for the set of data 9, 10, 17,...Ch. 12 - In Exercises 14-19, for the set of data 9, 10, 17,...Ch. 12 - In Exercises 14-19, for the set of data 9, 10, 17,...Ch. 12 - In Exercises 14-19, for the set of data 9, 10, 17,...Ch. 12 - Police Response Time In Exercises 20-24, assume...Ch. 12 - Police Response Time In Exercises 20-24, assume...Ch. 12 - Police Response Time In Exercises 20-24, assume...Ch. 12 - Police Response Time In Exercises 20-24, assume...Ch. 12 - Prob. 24RECh. 12 - Pizza Delivery In Exercises 25-28, assume that the...Ch. 12 - Pizza Delivery In Exercises 25-28, assume that the...Ch. 12 - Pizza Delivery In Exercises 25-28, assume that the...Ch. 12 - Pizza Delivery In Exercises 25-28, assume that the...Ch. 12 - Prob. 29RECh. 12 - Daily Sales For six weeks, Ace Hardware records...Ch. 12 - Prob. 31RECh. 12 - Prob. 32RECh. 12 - Men's Weight In Exercises 3138, use the data on...Ch. 12 - Prob. 34RECh. 12 - Prob. 35RECh. 12 - Prob. 36RECh. 12 - Prob. 37RECh. 12 - Prob. 38RECh. 12 - Prob. 39RECh. 12 - Prob. 40RECh. 12 - Prob. 41RECh. 12 - Prob. 42RECh. 12 - Prob. 43RECh. 12 - Prob. 44RECh. 12 - Prob. 45RECh. 12 - Prob. 46RECh. 12 - Presidential Children For Exercises 39-50, use the...Ch. 12 - Prob. 48RECh. 12 - Prob. 49RECh. 12 - Prob. 50RECh. 12 - In Exercises 1-6, for the set of data 27, 43, 43,...Ch. 12 - In Exercises 1-6, for the set of data 27, 43, 43,...Ch. 12 - In Exercises 1-6, for the set of data 27, 43, 43,...Ch. 12 - In Exercises 1-6, for the set of data 27, 43, 43,...Ch. 12 - In Exercises 1-6, for the set of data 27, 43, 43,...Ch. 12 - In Exercises 1-6, for the set of data 27, 43, 43,...Ch. 12 - In Exercises 7-9, use the set of data 7. a...Ch. 12 - In Exercises 7-9, use the set of data 8. a...Ch. 12 - In Exercises 7-9, use the set of data 9. a...Ch. 12 - Statistics on Salaries In Exercises 10-15, use the...Ch. 12 - Statistics on Salaries In Exercises 10-15, use the...Ch. 12 - Statistics on Salaries In Exercises 10-15, use the...Ch. 12 - Statistics on Salaries In Exercises 10-15, use the...Ch. 12 - Statistics on Salaries In Exercises 10-15, use the...Ch. 12 - Statistics on Salaries In Exercises 10-15, use the...Ch. 12 - Anthropology In Exercises 16-19, assume that...Ch. 12 - Anthropology In Exercises 16-19, assume that...Ch. 12 - Anthropology In Exercises 16-19, assume that...Ch. 12 - Anthropology In Exercises 16-19, assume that...Ch. 12 - Time Spent Studying Six students provided the...
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- Vectors t = 3i + 7j, u = 2i − 5j, and v = −21i + 9j are given.Part A: Find the angle between vectors t and u. Show all necessary calculations. Part B: Choose a value for c, such that c > 1. Find w = cv. Show all necessary work.Part C: Use the dot product to determine if t and w are parallel, orthogonal, or neither. Justify your answer.arrow_forwardKindly inform what is bottling?arrow_forwardBusiness discussarrow_forward
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- Find the area between the curves. x= -2, x = 7, y=2x² +3, y=0 Set up the integral (or integrals) needed to compute this area. Use the smallest possible number of integrals. Select the correct choice below and fill in the answer boxes to complete your choice. A. 7 [[2x² +3] dx -2 B. [[ ] dx+ -2 7 S [ ] dx The area between the curves is (Simplify your answer.)arrow_forwardThe rate at which a substance grows is given by R'(x) = 105e0.3x, where x is the time (in days). What is the total accumulated growth during the first 2.5 days? Set up the definite integral that determines the accumulated growth during the first 2.5 days. 2.5 Growth = (105e0.3x) dx 0 (Type exact answers in terms of e.) Evaluate the definite integral. Growth= (Do not round until the final answer. Then round to one decimal place as needed.)arrow_forwardFind the total area of the shaded regions. y 18- 16- 14- 12- 10- 8- 6- y=ex+1-e 4- 2- 0- 2 3 4 5 -2 -4- X ☑ The total area of the shaded regions is (Type an integer or decimal rounded to three decimal places as needed.)arrow_forward
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