Question 2 Increased variability within a sample __________ and makes it _______

Question

Question 2

Increased variability within a sample __________ and makes it __________

Increases the standard deviation; easier to separate groups

Decreases the standard deviation; easier to separate groups

Increases the standard deviation; more difficult to separate groups

Decreases the standard deviation; more difficult to separate groups

Increases the standard deviation; easier to separate groups

Decreases the standard deviation; easier to separate groups

Increases the standard deviation; more difficult to separate groups

Decreases the standard deviation; more difficult to separate groups

Explanation / Answer

With more variability, the standard deviation increases, and it will be difficult to seperate groups, hence option C

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