Essay
When determining the sample size needed to achieve a particular error estimate you need to know σ. What are
two methods of estimating σ if σ is unknown?
Correct Answer:
Verified
1) Use the range rule of thumb...View Answer
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Correct Answer:
Verified
1) Use the range rule of thumb...
View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
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