Determine which statement is correct if the outcomes of a variable follow a Poisson distribution.
A. The median equals the standard deviation.
B. The mean equals the variance.
C. The median equals the variance
D. The mean equals the standard deviation.
Answer: C. The median equals the variance
Mathematics
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Simplify the expression. Assume all variables represent nonzero real numbers.(-2x)3
A. -6x B. -8x3 C. 8x D. 6x3
Mathematics
Write as a percent. 0.43
A. 0.043% B. 4.3% C. 430% D. 43%
Mathematics
Solve the problem.During a hurricane evacuation from the east coast of Georgia, a family traveled 
west. For part of the trip, they averaged 
but as the congestion got bad, they had to slow to 
If the total time of travel was 7 hours, how many miles did they drive at the reduced speed?
A. 108 mi B. 118 mi C. 103 mi D. 113 mi
Mathematics
Evaluate.log164
A. x = 1
B. x = 2
C. x = 8
D. x = 
Mathematics