requency table “How many caffeine drinks per day”

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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frequency table “How many caffeine drinks per day”  

Number of Drinks

Frequency

Relative Frequency

Cumulative Frequency

Cumulative Relative Frequency

None

27

0.1031

27

0.1031

1-2 drinks

32

0.1221

32+27=59

0.2252

3-4 drinks

154

0.5878

32+27+154=213

0.8130

5 or more drinks

49

0.1870

32+27+154+49=262

1

TOTAL

262

1

   
  1. Which type of chart is most appropriate for displaying the relative frequency data for the grouped variable for “How many caffeine drinks per day” – bar chart or histogram? Provide a rationale for your selection.
    1. Type of chart (select): (a) Bar chart (b) Histogram
    2. Rationale:
  1. Create a relative frequency chart for your data. Be sure to provide a title and label your axes.
  2. Create a box plot for the variable “How many caffeine drinks per day”.

 

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