Refer to the following normal curve, with mean ? and standard deviation ?.
The standard deviation ? =
A. 40
B. 27
C. 100
D. 54
E. none of these
Answer: A
Mathematics
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A. III and IV B. I and II C. I and III D. II and IV
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Use the change-of-base formula and a calculator to evaluate each logarithm.log
157.4
A. 2.4328 B. 0.4515 C. 0.2055 D. 4.8655
Mathematics