Question

If n=28, x¯(x-bar)=36, and s=16, construct a confidence interval at a 95% confidence level. Assume the...

If n=28, (x-bar)=36, and s=16, construct a confidence interval at a 95% confidence level. Assume the data came from a normally distributed population.

Give your answers to one decimal place.

__________ < μ < ________________

Homework Answers

Answer #1

We have given that,              
              
Sample mean =36      
Sample standard deviation =16  
Sample size =28      
Level of significance=1-0.95=0.05      
Degree of freedom =27      
              
t critical value is (by using t table)=   2.052      

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