At a local fitness center, members pay a $12 membership fee and $2 for each aerobics class. Nonmembers pay $4 for each aerob
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The size of the sample should be obtained at 2401 in order to be 95% confident
Given that:
Margi of error,
Population proportion,
To Find: The size of the sample that should be obtained in order to be 95% confident
Let the size of the sample be n
Using formula,
Therefore, the size of the sample should be obtained at 2401 in order to be 95% confident
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t + 23 > 1 subtract 23 from both sides
t + 23 - 23 > 1 - 23
t > -22
