jblac
07.04.2020 •
Mathematics
The mayor of a town has proposed a plan for the annexation of an adjoining community. A political study took a sample of 900 voters in the town and found that 37% of the residents favored annexation. Using the data, a political strategist wants to test the claim that the percentage of residents who favor annexation is more than 33%. Find the value of the test statistic. Round your answer to two decimal places
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Ответ:
The value of the test statistic is 2.49
Step-by-step explanation:
We are given the following in the question:
Sample size, n = 900
p = 33% = 0.33
Sample proportion of the residents favored annexation = 37%
First, we design the null and the alternate hypothesis
This is a one-tailed(right) test.
Formula:
Putting the values, we get,
Thus, the value of the test statistic is 2.49
Ответ:
answer: the answer can be (0,3)