Author Question: Exhibit 2-1The number of hours worked (per week) by 400 statistics students are shown below.Number ... (Read 72 times)

jojoperlo_ · **on:** Mar 25, 2023

Question 1

Exhibit 2-1

The number of hours worked (per week) by 400 statistics students are shown below.

Number of Hours	Frequency
0 - 9	20
10 - 19	80
20 - 29	200
30 - 39	100

Refer to Exhibit 2-1. The percentage of students working 19 hours or less is

◦

20%

◦

25%

◦

75%

◦

80%

Question 2

Exhibit 2-1

The number of hours worked (per week) by 400 statistics students are shown below.

Number of Hours	Frequency
0 - 9	20
10 - 19	80
20 - 29	200
30 - 39	100

Refer to Exhibit 2-1. The cumulative relative frequency for the class of 20 - 29

◦

is 300

◦

is 0.25

◦

is 0.75

◦

is 0.5

3ginamay · **Reply #1 on:** Mar 25, 2023

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