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55 70 80 85 90 100 55 75 80 85 90 100 60 75 85 85 90 100 60 80 85 90 95 100 65 80 85 90 95 100

55 70 80 85 90 100 55 75 80 85 90 100 60 75 85 85 90 100 60 80 85 90 95 100 65 80 85 90 95 100

MATLAB: An Introduction with Applications
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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i need help with d and e

2. Test scores of 30 students are given below. Use this data for parts a-e of this question. 55 70 80 85 90 100 75 80 85 90 100 60 75 85 85 90 100 60 80 85 90 95 100 65 80 85 90 95 100 a) Construct a frequency distribution of the data collected. Use classes with the first class ranging from 51-60. b) Which one isfare) the modal classles)? Circle the correct answer(s). a) 51-60 b) 61- 70 ) 71-80 d) 81 - 90 e) 91- 100 c) Create a histogram for the test scores using the same classes d) Create a frequency polygon for the test scores using the same classes. e) Create a Stem-and-Leaf Display for the test scores of the 30 students.
Transcribed Image Text:2. Test scores of 30 students are given below. Use this data for parts a-e of this question. 55 70 80 85 90 100 75 80 85 90 100 60 75 85 85 90 100 60 80 85 90 95 100 65 80 85 90 95 100 a) Construct a frequency distribution of the data collected. Use classes with the first class ranging from 51-60. b) Which one isfare) the modal classles)? Circle the correct answer(s). a) 51-60 b) 61- 70 ) 71-80 d) 81 - 90 e) 91- 100 c) Create a histogram for the test scores using the same classes d) Create a frequency polygon for the test scores using the same classes. e) Create a Stem-and-Leaf Display for the test scores of the 30 students.
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