We want to obtain a sample to estimate a population mean. Based on previous evidence, researchers believe
Fantastic news! We've Found the answer you've been seeking!
Question:
We want to obtain a sample to estimate a population mean. Based on previous evidence, researchers believe the population standard deviation is approximately =34.5=34.5. We would like to be 99% confident that the estimate is within 1.5 of the true population mean. How large of a sample size is required? n=n=
Posted Date: