A simple random sample of size n is drawn. The sample mean, is found to be 17.7, and the sample standard deviation, s, is found to be 4.8. (a) Construct a 95% confidence interval about if the sample size, n, is 35 .
Added by Ross H.
Step 1
Since n=35, we have 34 degrees of freedom. Using a t-table or calculator, we find the critical value to be 2.032. Show more…
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