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

Kaylynn Greer

Today, 02:28

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

+1

Answers (1)

Know the Answer?

Ronan · 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

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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