Question: Determine the necessary sample size. What is the smallest sample size that would be required to estimate the proportion of regular vitamin usersto within0.03with90% confidence?

Determine the necessary sample size.

What is the smallest sample size that would be required to estimate the proportion of "regular vitamin users"to within0.03with90% confidence?

(Hint: use a 'worst case scenario' of p=0.50)

Question 15 options:

2401

752

1068

1024

1503

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