There is little difference between the values of t_α/2 and z_α/2 when: A)The sample size is small. B)The sample size is large. C)The sample mean is small. D)The sample mean is large. E)The sample standard deviation is small.

Question

Quizplus · Accepted Answer

When the sample size is large, the t-distribution approaches the standard normal distribution, thus the values of t_α/2 and z_α/2 become almost equal. Therefore, there is little difference between them when the sample size is large.

There Is Little Difference Between the Values of Tα/2 and Zα/2

There Is Little Difference Between the Values of T_α/2 and Z_α/2