AnswersConcepts in Probability and Statistics - MA3120 B-CRStatistical Inferences — Unit testQuestion 6
6
QuizMultiple Choice
Statistical Inferences — Unit test
Question 6 • Concepts in Probability and Statistics - MA3120 B-CR
A supervisor finds the mean number of miles that the employees in a department live from work. He finds and . Which statement must be true?
Answer
A
z37 is within 1 standard deviation of the mean.B
z37 is between 1 and 2 standard deviations of the mean.C
z37 is between 2 and 3 standard deviations of the mean.D
z37 is more than 3 standard deviations of the mean.