Question: What is the relationship between pooled variance and the simple average variance of the two samples in an independent-samples research design? Question 19 options: 1)

What is the relationship between pooled variance and the simple average variance of the two samples in an independent-samples research design?

Question 19 options:
1)

They are always the same.
2)

They are never the same.
3)

They are the same as long as the samples are different sizes.
4)

They are the same as long as the samples are both the same size.

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