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MATH SOLVE
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Find the point estimate of the proportion of people who wear hearing aids if, in a random sample of...
4 months ago
Q:
Find the point estimate of the proportion of people who wear hearing aids if, in a random sample of 493 people, 40 people had hearing aids.
Accepted Solution
A:
Point estimate proportion is the average of lower and upper interval limit.
Point estimate proportion )p) = x/n
Where x = observations, n=sample size
Substituting;
p= 40/493 = 0.0811