Answer:
A
Step-by-step explanation:
First u do 8x times 8 then after u get your answer u minus 100
Answer:
The test statistic is Z = 1.157
Step-by-step explanation:
Given that:
The sample size n = 1200
The sample proportion of those that will vote for the Republican candidate is represented by
The null and the alternative hypothesis can be computed as:
The formula for the one-sample Z-test for the population proportion can be expressed as:
Z = 1.157