asked 212k views
5 votes
The graph shows the scores of an exam. The mean is 84. The standard deviation is 2.5. About what percent of students scored within one standard deviation of the mean?

A. 45%
B. 68%
C. 75%
D. 32%

The graph shows the scores of an exam. The mean is 84. The standard deviation is 2.5. About-example-1
asked
User Amrita
by
7.6k points

1 Answer

4 votes
I think A sorry if i am wrong
answered
User Matteus Barbosa
by
7.5k points
Welcome to Qamnty — a place to ask, share, and grow together. Join our community and get real answers from real people.