In hypothesis testing for one proportion, the null value is used ...

[mydiamond]

In hypothesis testing for one proportion, the null value is used in which of the following?
 a. The null hypothesis.
  b. The alternative hypothesis.
  c. The computation of the test statistic.
  d. All of the above.

Question 2

Exam scores for a large introductory statistics class follow an approximate normal distribution with an average score of 56 and a standard deviation of 5 . The average exam score in your lab was 59.5 . The 20 students in your lab sections will be considered a random sample of all students who take this class. What is the standard deviation of the distribution of the average exam score of the 20 students in your lab section?
 a. 0.25
  b. 1.12
  c. 1.25
  d. 5

[reelove4eva]

Answer to Question 1

D

Answer to Question 2

B

[mydiamond]

TY

[reelove4eva]

You're welcome