Which of the following is not a valid conclusion for a hypothesis ...

[bobypop]

Which of the following is not a valid conclusion for a hypothesis test?
 a. Reject the null hypothesis.
  b. Do not reject the null hypothesis.
  c. We have proven the null hypothesis is true.
  d. We have proven the alternative hypothesis is true.

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 expected value of the average exam score of the 20 students in your lab section?
 a. 5
  b. 20
  c. 56
  d. 59.5

[jlaineee]

Answer to Question 1

C and D

Answer to Question 2

C

[bobypop]

Thanks for the timely response, appreciate it

[cam1229]

Excellent