Author Question: If = 0.05 in a two-tailed large-sample hypothesis test for a population mean, then A) 1.96 is a ... (Read 75 times)

kfurse · **on:** Jul 25, 2018

If = 0.05 in a two-tailed large-sample hypothesis test for a population mean, then

A) 1.96 is a critical value. B) 1.96 is a p-value.
C) 1.65 is a p-value. D) 1.65 is a critical value.

Question 2

A candidate running for a city office is interested to know how the citizens feel about a proposed tax increase. A researcher called a random sample of registered voters to ask whether they were in favor of or opposed to the proposed tax increase.

a. Identify the population of interest.
b. Describe the sample.
c. What is the variable of interest? Is it quantitative or qualitative?

vish98 · **Reply #1 on:** Jul 25, 2018

Answer to Question 1

A

Answer to Question 2

a. the opinion of all registered voters in this city
b. the opinion of the random sample gathered by the researcher
c. favor or oppose tax increase; qualitative