Refer to the previous exercise. The printout from MINITAB reports
Test for difference = 0 (vs not = 0):
Z = 1.46 P-Value = 0.144
a. Define population proportions p1 and p2 and state the hypotheses for that test.
b. Explain how the result of the chi-squared test in (b) in the previous exercise corresponds to this z test result.