i. To set up a decision rule, the sampling distribution is divided into two regions-a region of non- rejection and a region where the null hypothesis is rejected.
ii. A test statistic is a value determined from sample information collected to test the null hypothesis.
iii. If the null hypothesis is true and the researchers do not reject it, then a correct decision has been made.
A) (i), (ii) and (iii) are all correct statements
B) (i) is a correct statement but not (ii) or (iii).
C) (i) and, (iii) are correct statements but not (ii).
D) (i) and, (ii) are correct statements but not (iii).
E) All statements are false

Question

i. To set up a decision rule, the sampling distribution is divided into two regions-a region of non- rejection and a region where the null hypothesis is rejected. 
ii. A test statistic is a value determined from sample information collected to test the null hypothesis. 
iii. If the null hypothesis is true and the researchers do not reject it, then a correct decision has been made.
A) (i), (ii) and (iii) are all correct statements
B) (i) is a correct statement but not (ii) or (iii).
C) (i) and, (iii) are correct statements but not (ii).
D) (i) and, (ii) are correct statements but not (iii).
E) All statements are false

Quizplus · Accepted Answer

All three statements are correct. Statement (i) describes the basic concept of hypothesis testing. Statement (ii) correctly defines a test statistic. Statement (iii) describes a correct decision when the null hypothesis is true and not rejected.

I to Set Up a Decision Rule, the Sampling Distribution