Consider the following competing hypotheses and accompanying sample data.
H0:
-
= 0
HA:
-
≠ 0
x1 = 300 x2 = 325
n1 = 600 n2 = 500
a. Calculate the value of the test statistic.
b. Calculate the p-value.
c. At the 5% significance level, what is the conclusion to the test? Do the population proportions differ?