Which statement is NOT true concerning the t distribution?
A) Compared to the normal distribution, the t distribution has more area in the tails and less in the center.
B) As the number of degrees of freedom increases, the t distribution approaches the normal distribution.
C) The t distributions are skewed to the left.
D) The population variance is unknown and is estimated by the sample variance s².
E) All are true.

Question

Quizplus · Accepted Answer

The t distributions are not necessarily skewed to the left. They can be skewed to the left or right depending on the sample size and shape of the population distribution.

Which Statement Is NOT True Concerning the T Distribution