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##### Assuming the null hypothesis is Ho:pi1-pi2=0, calculate the value of the test statistic z where 422 in a

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solution

**Question**

Assuming the null hypothesis is Ho:pi1-pi2=0, calculate the value of the test statistic z where 422 in a sample of 2,620 from the first population exhibited the characteristic of interest and 484 in a sample of 3,201 from the second population exhibited the characteristic of interest.;Please input into excel so that I can see it working and giving the correct answer. You had given me the answer of;Let, are the population proportions.;1. Null Hypothesis H0;2. Alternative Hypothesis H1;5. Value of the test statistic.;Value of the test statistic z= 2.41;I just can't seem to get the same answer as you have provided in the word document.

Paper#31861 | Written in 18-Jul-2015

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