Question: (Multiple Choice) - must show work for each question on this part, including the formulas you use to arrive at the answer, if any. 6.
(Multiple Choice) - must show work for each question on this part, including the formulas you use to arrive at the answer, if any.
6. The monthly utility bills in a city are normally distributed with a mean of $100 and a
standard deviation of $12. Find the probability that a randomly selected utility bill is less
than $70.
(a) 0.0062
(b) 0.9938
(c) 0.0668
(d) 0.9332
(e) 0.5010
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