A national survey asked people, "How often do you eat out for dinner, instead of at home?" Thefrequencies were as follows. Complete parts (a) through (g).(a) Construct a relative frequency distribution of the data.RelativeResponseFrequencyResponseFrequencyNeverNever317RarelyRarely424SometimesSometimes968Most of the timeMost of the time494AlwaysAlways81(Round to three decimal places as needed.)(b) What percentage of respondents answered "Always"?D%(Round to one decimal place as needed.)(c) What percentage of respondents answered "Never" or "Rarely"?%(Round to one decimal place as needed.)(d) Construct a frequency bar graph. Choose the correct answer below.A.1000-750-500-250-0-N R SMA1000-750-500-250-0-N R S M AC.1000-750-500-250-N R SM A.....B.FrequencyFrequencyFrequency (e) Construct a relative frequency bar graph. Choose the correct answer below.OA.1-0.8-0.6-0.40.2-0-N R S M AOB.0.870.60.40.2-0-N R SM AOc.0.8-0.6-0.40.2-N R SM A(f) Construct a pie chart. Choose the correct answer below.OA.В.NOc.O D.A(g) Suppose a person claims that, "3.5% of all people in the nation always eat out." Is this a descriptive or inferential statement?inferentialdescriptivez RSMAZRSMAZRSMARelative Freq.ZRSMRelative Freq.Relative Freq.

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MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Richard’s doctor had told him he needed to keep track of his blood sugar readings. Listed below are his 20 latest readings. He wanted to create a visual aid for himself in order to see how his blood sugar was doing. 75 125 110 82 178 209 150 130 120 142 90 98 107 163 135 129 147 152 110 100 A. Create a frequency distribution table for the given data set. B. Create a histogram for the data set. C. Describe the distribution of the data.
(a) Determine the population mean pulse. The following data represent the pulse rates (beats per minute) of nine students enrolled in a statistics course. Treat the nine students as a population. Complete parts (a) through (c). The population mean pulse is approximately beats per minute. (Round to one decimal place as needed.) Student Pulse O Perpectual Bempah 76 Megan Brooks Jeff Honeycutt 80 85 Clarice Jefferson 75 Crystal Kurtenbach 60 Janette Lantka 64 Kevin McCarthy 79 Tammy Ohm 80 Kathy Wojdya 84
2 The data set below is used for questions 1-3. The times for 35 students to take a final exam (in hours) are listed below: The data is listed in rows with 5 values each, just for your convenience in reading them. There is nothing special about the groupings. 0.2, 0.5, 0.7, 1.1, 1.2, 1.2, 1.3, 1.4, 1.4, 1.4, 1.5, 1.5, 1.6, 1.6, 1.7, 1.9, 2.0, 2.1, 2.1, 2.2, 2.3, 2.5, 2.6, 2.8, 2.9, 3.0, 3.0, 3.1, 3.7, 3.7, 4.0, 4.1, 4.5, 5.1, 5.8 Which distribution might be appropriate for this data? For the instructor, this was question 3. X Binomial X Exponential / Gamma X Negative binomial X Normal X Poisson
Q. Calculate mean from the following by applying direct method: Group of item : Frequency : 0-5 5-10 10-15 15-20 20-25 5 7 8 6 4
Round your answers to three decimal places, if necessary. The results of a survey of 150 students about the type of movie they prefer are shown in the two-way frequency table. Preferred Movie Type Gender Comedy Drama Science Fiction Total Girl 22 33 15 70 Boy 28 12 40 80 Total 50 45 55 150 Complete the two-way relative frequency table for the data using decimals.
A company decides to investigate the amount of sick leave taken by its employees. A sample of seven employees yields the following numbers of days of sick leave taken in the past year. 1 1 3 0 0 63 Use this information to answer parts a through c. D a. Find and interpret the range. The range is days.
Which country of origin appears to have the highest “typical” miles per gallon? [ Select ] ["USA", "Sweden", "France", "Japan", "Italy", "Germany"] Which country of origin has the most variation in miles per gallon? [ Select ] ["Sweden", "USA", "France", "Italy", "Japan", "Germany"]
2. Please answer this question ASAP. Please circle all answers, please be organized.
(a) Determine the population mean pulse. The following data represent the pulse rates (beats per minute) of nine students enrolled in a statistics course. Treat the nine students as a population. Complete parts (a) through (c). The population mean pulse is approximately beats per minute. (Round to one decimal place as needed.) Student Pulse O Perpectual Bempah 81 Megan Brooks Jeff Honeycutt 75 75 Clarice Jefferson 84 Crystal Kurtenbach 90 Janette Lantka 71 Kevin McCarthy 67 Tammy Ohm 71 Kathy Wojdya 85
Subject : Basic Statistics 2. I've posted an image of the question.
The following data set outlines the scores students had on an Algebra test. 41 42 43 43 43 43 43 44 44 44 44 45 45 45 45 i) Fill in the frequency table (below) Scores 7 6 5 4 3 2 40 43 44 45 1 39 ii) Draw a dot plot on the graph below. You do not need to show the entire column of dots, only the one on the top representing the frequency of the test score. Score 40 40 41 42 43 44 45 19 41 42 13 43 Frequency 44 45 40
Scenario: The following table lists the typing speed as measured by a standard typing test for 12 college students, along with the number of pages they had to type for their Sociological Research Methods class. Use the data to answer the Three questions listed below. Make sure that you summarize and report if the results were significant using the F ratio formula. Report your answers in the Computed Value Tables. Student Number of pages typed Typing speed Chris 37 73 Mary 6 24 Paul 12 36 Juan 24 72 Marcel 16 50 Olga 7 19 Ni 22 49 Nima 4 6 Sari 34 48 Jarrod 32 59 Kevin 17 38 Lisa 8 16 Computed Values Record the Results for each value ∑x 490 ∑y 219 ∑xy 10662 SSx 4159.66 SSy 1210.25 SP 1719.5 r 0.76636 a 1.37 b 0.41388 Regression Equation Computed values Compute and record SS residual 499.4515…

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