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Two Proportions
10. Hypothesis Testing for Two Samples / Two Proportions / Problem 6
Problem 6

Check if the requirements for applying a normal distribution to compare two population proportions are met. If they are, conduct a test of the claim using the specified significance level. Assume the samples are randomly chosen and independent.
Claim: p1p2p_1\ne p_2, α=0.01\alpha=0.01
Sample statistics:
Group 11: 4848 successes out of 9090 trials
Group 22: 5252 successes out of 100100 trials