Describe a plan for estimating the average GPA at your university ...

[NClaborn]

Describe a plan for estimating the average GPA at your university by using inferential statistics. Include which statistical technique you plan to use to draw your conclusions.

Question 2

If you want to compare two populations that each have two categories, you can use a z-test for two proportions, or a chi-squared test of a(n) ___________________ _.
 Fill in the blank(s) with correct word

[stallen]

Answer to Question 1

Select a random sample of n students from this university, where n is large. Find the GPA for each student, and then calculate the mean and standard deviation of the GPA for all n students. Use this information to estimate the average GPA for all students at the university by using a confidence interval.

Answer to Question 2

contingency table

[NClaborn]

YES! Correct, THANKS for helping me on my review

[ttt030911]

Gracias!