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please help find test statistic. I used the formula I used to find all the other

ID: 3366008 • Letter: P

Question

please help find test statistic. I used the formula I used to find all the others that were correct but this one keeps showing it incorrect, any help, thanks!

You wish to test the following claim a significance level of = 0.001. Ho:p = 0.82 Ha: p 0.82 You obtain a sample of size n 332 in which there are 276 successful observations. a. What is the test statistic for this sample? test statistic = 0.5136| Round to 3 decimal places. b. What is the p-value for this sample? P-value = 0.5912-Use Technology Round to 4 decimal places. C. The p-value is...

Explanation / Answer

Solution:- n =332, X = 276   

P^ = 276/332 = 0.83

=> (0.83 - 0.82)/sqrt((0.82*0.18)/332) = 0.474

t = 0.474