Mathematics

Mariam Lowery

18 April, 15:17

Joey received a report that he scored in the 98th percentile on a national standarized reading test but in the 78th percentile on the math portion of the test. Explain to Joey's grandmother, who knows no statistics, what these numbers mean.

Answers:

A. Joey scored worse than 2% of all students who took the reading test and he scored as well as or better than 78% of all students who took the math test.

B. Joey scored worse than 98% of all students who took the reading test and he scored as well as or better than 22% of all students who took the math test.

C. Joey scored worse than 2% of all students who took the reading test and he scored as well as or better than 22% of all students who took the math test.

D. Joey scored worse than 98% of all students who took the reading test and he scored as well as or better than 78% of all students who took the math test.