Griffin is looking through a statistics text for a z table, but he can find only a t table in the index.What tip would best help him find the information he needs?
A) Add 1 to all the scores in the t table to find the corresponding z statistic.
B) Go to the library to look up the z table.
C) Use a different distribution instead of a z distribution.
D) Use the sample size of infinity listed in the t table because it is equal to the z table.

Question

Quizplus · Accepted Answer

The t table with a sample size of infinity is equivalent to the z table since the t distribution approaches the normal distribution as sample size increases. Therefore, using the t table with a sample size of infinity will provide the necessary information for a z distribution.

Griffin Is Looking Through a Statistics Text for a Z