Inferential Statistics- Exam 1

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5 Terms

1
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When do we use a Z-Test?

SD is known, it’s a one sample design, there is a difference between a sample mean and a population mean

2
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When do we use a One-Sample T-Test?

SD is NOT known, it’s a one sample design, there is a difference between a sample mean and a population mean

3
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When do we use an Independent Group T-Test?

In a between subjects design, when there is a difference of two sample means

4
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When do we use a Correlated Group T-Test?

In either a within subjects design or a matched subjects design, where there is a difference of two sample means

5
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When do we use Correlation?

When there are only two measures, no control or experimental groups, when we are looking at a pattern between two measures