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Find the minimum simple size the researcher needs to use

A researcher is interested in studying people's mean age in a certain region. If the population standard deviation is known to be 8 years and 1.5 year of error margin is allowed, find the minimum simple size the researcher needs to use, knowing that he is going to conduct his study using 95% confidence level.

Sample Size = 77

Sample Size = 25

Sample Size = 210

Sample Size = 110

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Solution Preview :

Prepared by a verified Expert

Basic Statistics: Find the minimum simple size the researcher needs to use

Reference No:- TGS0689366

Have a Question? (oR Write a Review)

Recent Questions Asked Basic Statistics

Q : Mean amount spent by a family

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Solution Preview :

Prepared by a verified Expert

Basic Statistics: Find the minimum simple size the researcher needs to use

Reference No:- TGS0689366

Recent Questions Asked Basic Statistics

Q : Mean amount spent by a family

Q : Probability that the package will be rejected

Q : Effect on melting and boiling points

Q : Define the null and alternative hypotheses

Q : Find the minimum simple size the researcher needs to use

Q : Find number of counts is not an integer

Q : Why an average exchange rate is not necessary

Q : Planning to finance college education

Q : Confidence interval for the population mean turn around time

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