The t test is used when the standard deviation of the population is known. True False

Question

Question

The t test is used when the standard deviation of the population is known.

True

False

Answer 1

Answer #1

Solution

$\small {\color{Red} \mathbf{False}}$

The t-test is used when the standard deviation of the sample is known.

The z- test is used when the standard deviation of the population is known.

Answer 2

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