A Sociologist Develops a Test Designed to Measure a Person's

Multiple Choice

A sociologist develops a test designed to measure a person's attitudes about disabled people,and 16 randomly selected subjects are given the test.Their mean score is 71.2 with a standard deviation of 10.5.If the score is normally distributed,the 99% confidence interval for the mean score of all subjects would be _____.

A) [40.26,102.14]
B) [63.46,78.94]
C) [60.66,81.74]
D) [64.44,77.96]
E) [63.21,79.19]