Question

The mean test scores with standard deviations of four English classes are given below.

Which statement is most likely to be true?
A. The scores of Mrs. Scott’s class are the closest to the class mean.
B. The scores of Mr. Phan’s class are the closest to the class mean.
C. The scores of Mrs. Jones’s class are the closest to the class mean.
D. The scores of Mrs. Rijo’s class are the closest to the class mean.

Answer 1

1.Class
2.Mean
3.Standard Deviation
1. Mrs. Jones
2. 89
3. 1.9
1. Mrs. Rijo
2. 82
3. 1.4
1. Mr. Phan
2. 73
3. 3.4
1. Mrs. Scott
2. 90
3. 6.1

Answer 2

D.