Answered: 2. The quiz marks for a student were…

2. The quiz marks for a student were 67, 45, 55, and 60 for the first four quizzes. If the mean mark for five quizzes was 58, what mark was achieved on the fifth quiz?

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

See similar textbooks

Related questions

Q: Find the percentage of consultants who made Php 4,500 or more and Php 3,000 om less per day. Write…

A: The given frequency distribution table is, The formula for calculating the probability of each…

Q: The following items represent the number of birds observed at a given feeder over the past several…

Q: 4, 22, 10, 18, 12, 4, 10, 13, 12, 16, 8, 4, 8, 16, 14 Calculate the approximate value of the…

Q: The following items represent the number of birds observed at a given feeder over the past several…

A: Given observations are: 32, 21, 85, 54, 4, 95, 45. The sample size is n=7.

Q: Five light fixtures for a house cost these amounts: type A, $15.83; type B, $21.75; type C, $19.69;…

A: Let five numbers A ,B , C , D , E then the average of the five numbers is given as Given cost of…

Q: A local business sold 3 items listed below. What is the average price of an item sold considering…

A: According to the sum, A local business sold 3 items . 240 notepads at $3.50 each 610 folders at…

Q: Find the pooled estimate for 21 = 54, x2 = 51, n1 = 186 and n2 = 181. Round your answer to the…

A: Given; x1=54x2=51n1=186n2=181 Pooled estimate for proportion is given as- p¯=x1+x2n1+n2

Q: The Cereal FACTS report provides information on sugar content of cereals. We have selected a random…

A: To create stem and leaf plot, we represent the left term as stem and right term as leaf.

Q: The following items represent the number of birds observed at a given feeder over the past several…

A: From the provided information, The number of observations (n) = 8

Q: Calculate d¯d¯ and sdsd for the following set of paired data. Calculate each paired difference by…

Q: Listed are 32 ages for Academy Award winning best actors in order from smallest to largest. 18; 18;…

A: Given data: 18; 18; 21; 22; 25; 26; 27; 29; 30; 31; 31; 33; 36; 37; 37; 41; 42; 47; 52; 55; 57; 58;…

Q: Please answer the following Data Managment question. Please make sure the answers are correct and…

A: To calculate the required statistical measures for the temperatures in 15 different cities, we first…

Q: Your school's library reading program orders bendable book lights printed with the school logo to…

A: Last year's cost : book lights for This year's cost : book lights (unknown cost)

Q: Compute the median of 25, 58, 23, 36, 53. Round to 2 decimal places as needed.

A: The random variable is X. We have to find the median. The number of observations are 5.

Q: A charity organization is selling $4 raffle tickets as part of a fund raising program. They are…

Q: The gas mileages in miles per gallon for 34 cars are shown in the frequency distribution.…

A: Introduction - Mean=sum of observationstotal number observations Mean =∑fx∑f=∑fxNwhere ,…

Q: Five sisters named Taylor, Selena, Gigi, Kendall, and Zendaya were born in 1989, 1992, 2003, 2006,…

A: Five sisters named Taylor, Selena, Gigi, Kendall, and Zendaya were born in 1989, 1992, 2003, 2006,…

Q: Zaphod Beeblebrox has recently purchased a second-hand ballpoint pen business. In the first month,…

A: Relative frequency:It represents the fraction of times a category occurs. The formula for relative…

Q: e hundred operations were performed during the past month. Of these, 20 were orthopedic operations,…

Q: A box contains 55 red cookies, 30 blue cookies, and 100 green cookies. Find the relative frequency…

A: Given: Number of red cookies=55 Number of blue cookies=30 Number of green cookies=100 Total number…

Q: (a) Develop a scatter diagram with price as the independent variable. A scatter diagram has 9 points…

A: (A) Scatter Plot for the Data and price as the independent variable. Price ($) Overall Score…

Q: Estimate the following by rounding all the way and then do act Actual Estimate 6,980 +3,190 + 7,819…

A: We have to find the the addition of the given numbers by rounding off individually and afterward.

Q: instructions: Use technology to find statistical measuresRound to the nearest hundredth. Data Set :…

A: Given data is54, 88, 49, 44, 96, 72, 46, 58, 79,92, 44, 50, 102, 80, 72, 66, 64, 61,60, 56, 48, 52,…

Q: Construct all random samples

A: Consider the given observations, 86, 89, 92, 95, 98 There are total 5 observations, so 3…

Q: Download the file interceptor.ipynb. Instructions how to download notebook files are posted here.…

A: Detailed explanation:In the missile interception simulation you are operating with, you need to…

Q: Explain what is a margin of error. Provide an example from daily life.

A: A margin of error explains how many percentage points our statistic results will differ from the…

Q: Find the measurement of each group if 96 is divided into a 3:13 ratio

Q: Find de mean, median, and more, 3,6,7,3,9,8,3,7 5

Q: The Cereal FACTS report provides information on sugar content of cereals. We have selected a random…

A: a) The stem and leaf plot for the fiber content of the given cereals is as follows: 1) Enter the…

Q: Identify: Parameter or Statistics There are 2,405 students enrolled in UST Medical Technology. A…

A: Parameter: Any statistical measure based on all units in the population is called Parameter.…

Q: A survey of 250 households showed 71 owned at least one snow blower. Find a point estimate for p,…

A: Solution-: X=71, n=250 We want to find the point estimate of p?

Q: The following items represent the number of birds observed at a given feeder over the past several…

A: Calculate Median from the following data99,37,21,12,75,58,2

Q: To the nearest whole number, what percent of respondents did not choose Dominos or Marcos as their…

A: Given that: The frequency of each respondent's favorite pizza shop is recorded and shown in the…

Q: Find the number of classes if the number of observation is 190.

A: Given: Number of observations, N=190 We need to determine the number of classes. Concept: Sturges…

Q: What was admission rate for January 3, 2017? Admissions and discharges in hospital Jan. 1, 2017…

A: Explanation: Total in Jan. 3, 2017 = Admissions in Jan. 3, 2017 + Discharge in Jan. 3, 2017…

Q: Name: Date: Exercise 9.2 A. Find the employer's FICA deductions for each of the following employees.…

A: This question is based on the real time interest rate for social security, Medicare and FUTA. Total…

Q: Instructions: Use technology to find statistical measures. Round to the nearest hundredth. Data Set:…

A: (a)to find mean valuemean = sum of observations/ count of observationsmean = (24 + 24.3 + 25.9 +…

Q: Estimate the average by first rounding to the nearest 100: 120, 230, 455, 175 202.50 275…

A: The observations are 120, 230, 455, 175.

Question

100%

Please answer the following Data Managment question. Please make sure the answers are correct and please write the full answer on paper. I will make sure to thumbs up multiple times on different acounts thanks a ton again.

2. The quiz marks for a student were 67, 45, 55, and 60 for the first four quizzes. If the mean mark for five
quizzes was 58, what mark was achieved on the fifth quiz?

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Similar questions

The total sales made by a salesperson was $25,000 after 3 months and $68,000 after 23 months. Predict the total sales after 28 months. O A. $78,750 B. $78,850 O C. $78,720 O D. $78,792
please answer within 30 minutes.
The following data report total, monthly U.S. book-store sales in millions of dollars from January 2016 to March 2019. (Go to https://www.census.gov/retail/index.html#mrts, find “Monthly Retail Trade Report,” then select “Time Series/Trend Charts” to find the data for the total U.S. bookstore sales.)YearMonth 2016 2017 2018 2019January $1,468 $1,386 $1,271 $1,144February 727 691 709 666March 719 707 734 685April 709 729 710May 778 781 787June 713 704 727July 687 669 701August 1,524 1,374 1,364September 1,064 997 986October 715 689 741November 742 703 768December 1,256 1,157 1,259 c. Which forecasting model is appropriate based on the data for the total U.S. bookstore sales?Appropriate model____________d. Evaluate a seasonally adjusted trend…
The following data report total, monthly U.S. book-store sales in millions of dollars from January 2016 to March 2019. (Go to https://www.census.gov/retail/index.html#mrts, find “Monthly Retail Trade Report,” then select “Time Series/Trend Charts” to find the data for the total U.S. bookstore sales.)YearMonth 2016 2017 2018 2019January $1,468 $1,386 $1,271 $1,144February 727 691 709 666March 719 707 734 685April 709 729 710May 778 781 787June 713 704 727July 687 669 701August 1,524 1,374 1,364September 1,064 997 986October 715 689 741November 742 703 768December 1,256 1,157 1,259 g. Predict book sales for the next 9 months. (Round your answers to 4 decimal places.)Year Month Forecast…
Below is a histogram of the tuition and fee charges for 64 four-year colleges in Massachusetts. What is the number of universities/colleges with tuition and fee charges covered by the leftmost bar in the histogram.
Please see pictures. Questions C and D
What was the average price for a hot dog at an Astros game in 2018? Team Ticket Soft Drink Other Drink Hot Dog Parking Hat FCI Houston Astros $40.25 $5.00 $6.00 $15.00 $16.99 $262.98
A math teacher asks each student how much time they spent studying for their last math test. She then checks each student’s overall mark. Is this case an experimental study or an observational study? 1.experimental study 2.observational study
Please Describe the death rate of each borough.
In the 2018 PA gubernatorial election, Tom Wolf received 2,895,662 votes. Those votesrepresented 57.8% of all votes. How many total votes were cast? (Round to the nearestwhole number.)
PLEASE DO THIS TYPEWRITTEN ONLY FOR UPVOTE. SKIP THIS IF YOU ALREADY ANSWERED. THANK YOU.
A hotdog vendor receives a Php 50 bill for a Php15. 50 purchase. Is the vendor most likely to use estimation, mental math or a calculator to find the amount of change?