Post a New Question

Statistic

posted by on .

IQs among undergraduates at Mountain Tech are approximately normally distributed. The mean undergraduate IQ is 110. About 95% of undergraduates have IQs between 100 and 120. The standard deviation of these IQs is about

A. 5

B. 10

C. 15

D. 20

E. 25

  • Statistic - ,

    95% should include -2 to + 2 standard deviation.

  • Statistic - ,

    B

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question