Asked by kish

What is a 95% confidence interval for the time my colleagues can stay awake on average for all of my colleaguesWhat is a 95% confidence interval for the time my colleagues can stay awake on average for all of my colleagues

n=10sample
mean = 2.33
not sure what to do after that

Answers

Answered by PsyDAG
Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability (±.025) and its Z score.

95% = mean ± Z(SEm)

SEm = SD/√n

Need value of SD.
There are no AI answers yet. The ability to request AI answers is coming soon!

Related Questions