Question 1109904: You are testing the claim that the proportion of men who own cats is significantly different than the proportion of women who own cats.
You sample 130 men, and 40% own cats.
You sample 110 women, and 15% own cats.
Find
¯
p
(p-bar), as a decimal, rounded to two decimal places.
AND
You are testing the claim that the proportion of men who own cats is larger than the proportion of women who own cats.
You sample 140 men, and 70% own cats.
You sample 200 women, and 90% own cats.
Find the test statistic, rounded to two decimal places.
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! You are testing the claim that the proportion of men who own cats is significantly different than the proportion of women who own cats.
You sample 130 men, and 40% own cats.
You sample 110 women, and 15% own cats.
Find
¯
p
(p-bar), as a decimal, rounded to two decimal places.
p-bar = 0.4-0.15 = 0.25
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AND
You are testing the claim that the proportion of men who own cats is larger than the proportion of women who own cats.
You sample 140 men, and 70% own cats.
You sample 200 women, and 90% own cats.
Find the test statistic, rounded to two decimal places.
p-bar = 0.7-0.9 = -0.2
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Cheers,
Stan H.
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