Jack has surveyed their 25 classmates about the number of cars in their household and received thefollowing data:5 5 3 03 33244 542 24 01 1 0ای ایام5امانه ای26641Construct a frequency and relative frequency distribution table: (Round the relative frequencies to 2decimal places)Number of cars0123456Total:Frequency3344542Relative Frequency%1%%1%1%%1%%

No. of cars Frequency 0 3 1 3 2 4 3 4 4 5 5 4 6 2 Total

Answered: Jack has surveyed their 25 classmates…

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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Back up your data: In a survey backed up their computer's hard drive. The following frequency distribution presents the results. mmissioned by an electronics company, U.S. computer users wereasked how often they Response More than once per month Frequency 844 Once every 1-3 months 521 Once every 4-6 months 229 Once every 7-11 months Once per year or less Never
In a student survey, forty-one part-time students were asked how many courses they were taking this term. The (incomplete) results are shown below: Please round your answer to 4 decimal places for the Relative Frequency if possible. # of Courses Frequency Relative Frequency Cumulative Frequency 1 15 0.3659 15 2 12 0.2927 ? 3 ? ? 41 What percent of students take exactly one courses ? %
Consider the following partially filled frequency table: Value Frequency 0.5 1.0 2.9 Calculate the mean (to 2 d.p.). Cumulative Relative Frequency Frequency 0.2 39 100
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 keen angler kept a record of the weight of each of his last 51 catches of fish. The weights, recorded to the nearest 0-1 kg, are as given in the following table. Weight (kg) 0.0-0.4 0.5-0.9 1.0-1.2 1.3-1.7 1.8-2.1 2.2-3.7 3.8-5-2 Frequency 12 8 2 9 8 8 4 Draw a histogram for the data, and use it to calculate the modal class.
2.) Explain why the relative frequency column of a frequency table might not sum to 1.0.
AaBbCcI AAB6CCI AaBbC AaBbCc 這。 , I Normal 1 No Spaci. Heading 1 Heading 2 Paragraph Styles Exam 1 PART 2 Problem-Solving 1. Construct a frequency distribution for ungrouped data on the information Students in a theater arts appreciation class rated the film Gone with the Wind on 10-point scale, ranging from 1 (poor) to 10 (excellent), as follows: 7 7 3 1 4 10 2. 3 8 6. 3 8. 9. 7 6.
Set 3 0 2 0 1 0 0 0 0 1 0 0 0 0 0 0 2 0 0 0 0 2 0 1 0 0 0 4 1 0 0 1 0 0 0 1 0 Assume that the third set below are data from a survey of riders of a city bus system. Each rider was asked to indicate the number of times he or she had taken a bus on a Sunday during the previous month. Prepare a graphical representation of the relative frequency data.
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A data set is summarized in the frequency table below. The data set contains a total of 30 data values. What is the missing frequency? Value Frequency 1 5 2 3 3 4 4 6 5 □ 6 2 7 3 8 4
Compute this measure of central tendency and explain what this means in everyday language. The frequency table is given as: X Frequency proportion percent 0 7 0.35 35% 1 4 0.20 20% 2 3 0.15 15% 3 2 0.10 10% 5 1 0.05 5% 7 1 0.05 5% 8 1 0.05 5% 9 1 0.05 5% Total 20 1 100%
2-8. You are given the following data: 10 6 4 9 5 5 5 7 2 5 5 5 4 5 7 7 8 8 4 7 5 5 5 7 8 7 7 5 4 4 7 4 7 7 6. 8 6. 5 7 6 4 4 d. Develop a relative frequency histogram. e. Compare the two histograms. Why do they look alike? 499 448 n4 6 673

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