Author Question: In hypothesis testing, the critical value is a. a number that establishes the boundary of the ... (Read 92 times)

fagboi · **on:** Jun 24, 2018

In hypothesis testing, the critical value is
a. a number that establishes the boundary of the rejection region.
b. the probability of a Type I error.
c. the probability of a Type II error.
d. the same as the p-value.

Question 2

A simple random sample of 43 elements has been selected from a population of size 800 . The sample mean is 500, and the sample standard deviation is 60 . An approximate 95 confidence interval for the population total is
a. 482 to 517
b. 385,759 to 414,241
c. 400,000 to 500,000
d. 350,000 to 450,000