Question

question 16 (1 point)
what is the null hypothesis for one sample t - test?
○ the sample mean is unequal to zero
○ the sample mean is equal to zero
○ the sample mean is unequal to the reference value
○ the sample mean is equal to the given reference value

Explanation:

In a one - sample t - test, the null hypothesis ($H_0$) is a statement of no difference. It assumes that the sample mean is equal to a given reference value. This is the standard form of the null hypothesis for such a test.

Answer:

the sample mean is equal to the given reference value