Question
The numbers of hours worked (per week) by 400 statistics students are shown below. Number of Hours Frequency 0 x < 10 20 10 x
The numbers of hours worked (per week) by 400 statistics students are shown below.
Number of Hours Frequency
0 x< 10 20
10 x< 20 80
20 x< 30 200
30 x< 40 100
The cumulative percent frequency for the class of 30 to 40 is _____.
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Calculus Early Transcendentals
Authors: James Stewart
7th edition
538497904, 978-0538497909
