Answers
The statistic software output for this problem is:
Z test statistics = 2.49
Two sample proportion summary hypothesis test: Pu: proportion of successes for population 1 P2 : proportion of successes for population 2 P1-P2 : Difference in proportions Ho: P1 - P2 = 0 HA: P1 - P2 = 0 Hypothesis test results: Difference Count1 Totali Count2 Total2 Sample Diff. Std. Err. Z-Stat P-value P1-P2 340.6 524 233.7 410 0 .08 0.032085486 2.4933392 0.0127
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