Unit 9 Exercises
William Turner
September
Professor: Ghassem Zarbi
BUSI 1013 – Statistics for Business

Unit 9 Exercises
1.a. What is the pooled estimate of p?
b. Compute the z-statistic
c. What is the rejection rule, using the critical value approach?
e. What is the p-Value?
f. Construct a 95% confidence interval.
b. Compute the test statistic z used to test the hypothesis.