A researcher is testing a null hypothesis stating that for the general population there is no preference between the two leading brands of cola.In a sample of n = 100 people,35 preferred brand A and 65 preferred brand B.Assuming that the researcher uses a two-tailed test,what is the appropriate statistical decision?
A)Reject the null hypothesis with α = .05 but not with α = .01.
B)Reject the null hypothesis with either α = .05 or α = .01.
C)Fail to reject the null hypothesis with either α = .05 or α = .01.
D)No decision is possible without additional information.

Question

A researcher is testing a null hypothesis stating that for the general population there is no preference between the two leading brands of cola.In a sample of n = 100 people,35 preferred brand A and 65 preferred brand B.Assuming that the researcher uses a two-tailed test,what is the appropriate statistical decision?​
A)​Reject the null hypothesis with α = .05 but not with α = .01.
B)​Reject the null hypothesis with either α = .05 or α = .01.
C)​Fail to reject the null hypothesis with either α = .05 or α = .01.
D)​No decision is possible without additional information.

Quizplus · Accepted Answer

The Answer of A researcher is testing a null hypothesis stating that for the general population there is no preference between the two leading brands of cola.In a sample of n = 100 people,35 preferred brand A and 65 preferred brand B.Assuming that the researcher uses a two-tailed test,what is the appropriate statistical decision?​
A)​Reject the null hypothesis with α = .05 but not with α = .01.
B)​Reject the null hypothesis with either α = .05 or α = .01.
C)​Fail to reject the null hypothesis with either α = .05 or α = .01.
D)​No decision is possible without additional information.

A Researcher Is Testing a Null Hypothesis Stating That for the General