Describe when it is appropriate to use a paired t test

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1. Define sensitivity and specificity. How do they relate to the type I and type II errors in hypothesis testing?

2. Here are some questions about hypothesis testing:

a. Describe the one sample test of a mean when the variance is unknown and when the variance is known.

b. Describe the use of a two-sample t test (common variance estimate).

c. Describe when it is appropriate to use a paired t test.

Reference no: EM13952968

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