SAT scores are normally distributed, with a mean of 1000 and a standard deviation of 200. Approximately 68% of the scores lie between

A.) 600 and 1400

B.) 680 and 1680

C.) 700 and 1300

D.) 800 and 1200

Question

Mathematics

Alvin Sparks

2 January, 22:01

SAT scores are normally distributed, with a mean of 1000 and a standard deviation of 200. Approximately 68% of the scores lie between

A.) 600 and 1400

B.) 680 and 1680

C.) 700 and 1300

D.) 800 and 1200

+4

Answers (1)

Know the Answer?

Emelia · Answer 1

D. The Empirical Rule states that 68% of all scores lie within 1 standard deviations of the mean, so 1000 - 200 and 1000 + 200 = 800 to 1200.

Jeff Negus

Tutoring In An Instant

SAT scores are normally distributed, with a mean of 1000 and a standard deviation of 200. Approximately 68% of the scores lie betweenA.) 600 and 1400B.) 680 and 1680C.) 700 and 1300D.) 800 and 1200

SAT scores are normally distributed, with a mean of 1000 and a standard deviation of 200. Approximately 68% of the scores lie between

A.) 600 and 1400

B.) 680 and 1680

C.) 700 and 1300

D.) 800 and 1200