Researchers deal with an extra amount of uncertainty in estimating the standard error of The mean with this distribution:
A)normal
B)z
C)asymmetrical
D)t

Question

Quizplus · Accepted Answer

The t-distribution is used when estimating the standard error of the mean for small sample sizes or when the population standard deviation is unknown, introducing more uncertainty compared to the normal distribution.

Researchers Deal with an Extra Amount of Uncertainty in Estimating