Given a normal distribution with mean 120 and standard deviation 5, find the number of standard deviations the measurement is from the mean. Express the answer as a positive number.107
A. 3.2
B. 2.6
C. 2
D. 1.4
Answer: B
Mathematics
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A. -132 B. 132 C. 12 D. -12
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Factor and simplify the algebraic expression.(x + 2)2/5 - (x + 2)12/5
A. (x + 2)(- x2 - 4x + 3) B. (x + 2)2/5 (- x2 - 4x - 3) C. (x + 2)((x + 2)2/5 - (x + 2)12/5) D. (x + 2)12/5 ((x + 2)1/6 - 1)
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