(a) Construct a frequency distribution table. Take 23 as the lower limit of the first class and 7 as the width of each class (b) Calculate the relative frequencies and percentages for all classes. (c) For what percentage of customers was the number of orders more than 36?

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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The following data give the number of pizza orders received in 6 months from a sample of 30 customers.
34
28
30
44 31
52
24 46 41
27 45
38
41
49
34
47 38
53 57
46
35 32 39
33
27 37
36 30
47 50
(a) Construct a frequency distribution table. Take 23 as the lower limit of the first class and 7 as the width of
each class
(b) Calculate the relative frequencies and percentages for all classes.
(c) For what percentage of customers was the number of orders more than 36?
Transcribed Image Text:The following data give the number of pizza orders received in 6 months from a sample of 30 customers. 34 28 30 44 31 52 24 46 41 27 45 38 41 49 34 47 38 53 57 46 35 32 39 33 27 37 36 30 47 50 (a) Construct a frequency distribution table. Take 23 as the lower limit of the first class and 7 as the width of each class (b) Calculate the relative frequencies and percentages for all classes. (c) For what percentage of customers was the number of orders more than 36?
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(d) Using the frequency distribution table prepare columns for: cumulative frequency, cumulative relative
frequency and cumulative percentage distribution
(e) Construct a stem-and-leaf display for the data.
Transcribed Image Text:(d) Using the frequency distribution table prepare columns for: cumulative frequency, cumulative relative frequency and cumulative percentage distribution (e) Construct a stem-and-leaf display for the data.
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