A researcher measured the body temperatures of a randomly selected group of adults. He wishes to estimate the average temperature among the adult population. Summaries of the data he collected are presented in the table below.
Summary
Count 50
Mean 98.727
Median 98.000
MidRange 98.600
StdDev 0.8002
Range 2.800
IntQRange 1.050
Temperatures are the numbers in the summary.
Would a 90% confidence interval be wider or narrower than the 98% confidence interval?