Author Question: With a one-sample t test, the value of t is a. always positive. b. positive if the sample mean ... (Read 32 times)

tingc95 · **on:** Jun 20, 2018

With a one-sample t test, the value of t is

a. always positive.
b. positive if the sample mean is too small.
c. negative whenever the sample standard deviation is negative.
d. positive if the sample mean is larger than the hypothesized population mean.

Question 2

For a t test with one sample we

a. lose one degree of freedom because we have a sample.
b. lose one degree of freedom because we estimate the population mean.
c. lose two degrees of freedom because of the mean and the standard deviation.
d. have N degrees of freedom.