A survey of 144 retail stores revealed that the average price of a DVD was $375 with a standard
Error of $20. If 90% and 95% conﬁdence intervals were developed to estimate the true cost of the
DVD, what similarities would they have?
A) Point estimates
B) Z-values would be the same
C) Standard errors
D) Both point estimates and standard errors would be the same
E) Both standard errors Z-values would be the same

Question

Quizplus · Accepted Answer

Both point estimates and standard errors would be the same

A Survey of 144 Retail Stores Revealed That the Average