In order to test if the population proportion is greater than 0.65, you draw a random sample
Question:
In order to test if the population proportion is greater than 0.65, you draw a random sample of 200 observations and obtain a sample proportion of 0.72.
a. Specify the competing hypotheses.
b. Is the normality condition satisfied? Explain.
c. Calculate the value of the test statistic and the p-value.
d. At the 5% significance level, is the population proportion greater than 0.65? Explain.
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a H 0 p 065 H A p 065 b Yes When evaluated at p 0 065 and n 200 ...View the full answer
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Business Statistics Communicating With Numbers
ISBN: 9781259957611
3rd Edition
Authors: Sanjiv Jaggia
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