The following Table show the number of hours worked by 200 statistics students: Number of Hours Frequency 0 - 9 40 10 - 19 50 20 - 29 70 30 - 39 40 Refer to the Table above. The cumulative frequency...

The following Table show the number of hours worked by 200 statistics students:

Number of Hours	Frequency
0 - 9	40
10 - 19	50
20 - 29	70
30 - 39	40

Refer to the Table above. The cumulative frequency for all classes is______.

Select one:

a. 200

b. 4

c. 1

d. 0.4

Jun 11, 2022

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