A random sample of 15 statistics textbooks has a mean price of $105 with a standard deviation of $30.25. Determine whether a normal distribution or a t-distribution should be used or whether neither of these can be
Used to construct a confidence interval. Assume the distribution of statistics textbook prices is not normally
Distributed.
A)Cannot use normal distribution or t-distribution.
B)Use normal distribution.
C)Use the t-distribution.

Question

Quizplus · Accepted Answer

The distribution of statistics textbook prices is not normally distributed, so neither a normal distribution nor a t-distribution can be used to construct a confidence interval.

A Random Sample of 15 Statistics Textbooks Has a Mean