Multiply.

A. 799,700
B. 79,970
C. 72,700
D. 7997


Answer: B

Mathematics

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Find the standard deviation. Round to one more place than the data.5, 4, 6, 20, 5, 13, 12, 17, 14

A. 6.3 B. 1.3 C. 5.5 D. 5.9

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Change the decimals to their fraction or mixed-number equivalents, and reduce answers to lowest terms.1.09

A.
B. 1
C. 1
D.

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Using Green's Theorem, compute the counterclockwise circulation of F around the closed curve C.F = (x - ex cos y)i + (x + ex sin y)j; C is the lobe of the lemniscate r2 = sin 2? that lies in the first quadrant.

A.
B. 0
C.
D. 1

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As part of a study, 800 college football players are randomly chosen and their weights taken. The distribution of the weights is approximately normal. The average weight is 235 pounds and the standard deviation is 25 pounds.Approximately how many players weighed over 252 pounds?

A. 168 B. 128 C. 150 D. 200 E. none of these

Mathematics