Two Sample Testing
You wish to test the following claim (Ha) at a significance level of α=0.10.
You obtain 611 successes in a sample of size n1=668 from the first population. You obtain 419 successes in a sample of size n2=440 from the second population.
What is the critical value for this test? (Round to three decimal places.)
Critical value = ±±
What is the test statistic for this sample? (Round to three decimal places.)
Test statistic =