Thursday
March 23, 2017

Post a New Question

Posted by on Friday, June 21, 2013 at 6:03pm.

If a teacher wants to test her belief that more than 5 students in college classes typically receive A as a grade, she'll perform?
a. two tailed testing of a mean
b. two tail testing of a proportion
c. one tail testing of a proportion
d. one tail testing of a mean

I choose b..is this correct???

  • statistics - , Saturday, June 22, 2013 at 2:13am

    You are testing one tail.

  • statistics - , Monday, June 24, 2013 at 12:32pm

    The time spent (in days) waiting for a heart transplant in two states for patients with type A+ blood can be approximated by a normal distribution, as shown in the graph to the right. mean of =128 Standard deviation of=23.3

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question