Explore BrainMass

# Hypothesis test: difference in proportions

Not what you're looking for? Search our solutions OR ask your own Custom question.

This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

A sample of high school seniors showed that 18 of 60 who owned PlayStation 3 spent more than an hour a day playing games, compared with 32 of 80 who owned Xbox 360. Is there a significant difference in the population proportions at alpha = .10?

https://brainmass.com/statistics/hypothesis-testing/hypothesis-test-difference-in-proportions-problem-212439

#### Solution Preview

This solution shows all calculation details with explanations, step by step, for testing a hypothesis about the difference in two population proportions. Please see the attached Word document.

A sample of high school seniors showed that 18 of 60 who owned PlayStation 3 spent more than an hour a day playing games, compared with 32 of 80 who owned Xbox 360. Is there a significant difference in the population proportions at Î± = .10?

This is a large sample two-tailed test of hypothesis about , the difference between two population proportions. The significance level of the test is 0.10.

Information from the samples

x1 = 18
n1 = 60
p1 = x1/n1 ...

#### Solution Summary

This solution shows all calculation details with explanations, step by step, for testing a hypothesis about the difference in two population proportions.

\$2.49