Cumulative Frequency and Relative Frequency Calculation

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What is the cumulative frequency for employees aged between 27 and 32 years?

72 (correct)

47

64

56

Which age group has the highest cumulative relative frequency among employees in the firm?

30-32

33-35

27-29 (correct)

24-26

What is the correct calculation for the cumulative relative frequency of employees aged 39-41?

0.55 (correct)

0.80

0.95

0.15

What is the relative frequency of the score 7 in the given data?

0.15 Signup and view all the answers

In the grouped data, what is the relative frequency of the class interval 51-60?

0.20 Signup and view all the answers

What is the cumulative relative frequency of ungrouped data when the cumulative frequency is 4 and the total frequency is 20?

0.20 Signup and view all the answers

Why is it necessary to group data in sophisticated analyses?

To handle large datasets that are difficult to analyze individually Signup and view all the answers

What are class intervals in grouped data?

Disjoint and contiguous intervals that cover the whole range of data Signup and view all the answers

What is the main characteristic of class intervals in grouped data?

They are mutually exclusive and collectively exhaustive Signup and view all the answers

Why is it cautioned that the number of classes should neither be too few nor too many?

To balance between having enough detail and avoiding excessive complexity Signup and view all the answers

Cumulative Frequency and Relative Frequency Calculation

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Questions and Answers

What is the cumulative frequency for employees aged between 27 and 32 years?

Which age group has the highest cumulative relative frequency among employees in the firm?

What is the correct calculation for the cumulative relative frequency of employees aged 39-41?

What is the relative frequency of the score 7 in the given data?

In the grouped data, what is the relative frequency of the class interval 51-60?

What is the cumulative relative frequency of ungrouped data when the cumulative frequency is 4 and the total frequency is 20?

Why is it necessary to group data in sophisticated analyses?

What are class intervals in grouped data?

What is the main characteristic of class intervals in grouped data?

Why is it cautioned that the number of classes should neither be too few nor too many?

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