Z Two Proportions - COMPUTE Z Test for Differences in Two...

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COMPUTE Page 1 Z Test for Differences in Two Proportions Data Confidence Interval Estimate Hypothesized Difference 0 for the Difference Between Two Proporti Level of Significance 0.05 Group 1 Data Number of Successes 163 Confidence Level Sample Size 227 Group 2 Intermediate Calculations Number of Successes 154 Sample Size 262 Std. Error of the Diff. between two Proportions Interval Half Width Intermediate Calculations Group 1 Proportion 0.7181 Confidence Interval Group 2 Proportion 0.5878 Interval Lower Limit Difference in Two Proportions 0.1303 Interval Upper Limit Average Proportion 0.6483 Z Test Statistic 3.0088 Two-Tail Test Lower Critical Value -1.9600 Upper Critical Value 1.9600 0.0026 Reject the null hypothesis Z Value p -Value
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COMPUTE Page 2 tions 95% -1.9600 0.0426 0.0835 0.0467 0.2138
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COMPUTE_LOWER Page 3 Z Test for Differences in Two Proportions Data Confidence Interval Estimate Hypothesized Difference 0 for the Difference Between Two Propo Level of Significance 0.05 Group 1 Data Number of Successes 163 Confidence Level Sample Size 227 Group 2
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This note was uploaded on 09/29/2011 for the course STA 3024 taught by Professor Ta during the Fall '08 term at University of Florida.

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Z Two Proportions - COMPUTE Z Test for Differences in Two...

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