Subm Test 8 of 25 7 complete)
This Test: 100 pts possible
Use the given degree of confidence and sample data to construct a confidence interval for the population mean pl. Assume that the population has a normal distribution
Thirty randomly selected students took the calculus final. If the sample mean was 79 and the standard deviation was 13 2 construct a 99% confidence interval for the mean score of all trenten