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Mathematics, 09.12.2020 14:00 abbz13
7) Let the random variable X represent the amount of money Dan makes doing lawn care in a randomly selected week in the summerAssume that is Normal with mean $ 240 and standard deviation $60. the probability that in a randomly selected week, Dan will make less than $255 is :
A. 0.6
B. 0.7
C. 0.8
D.0.9
E. 1
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7) Let the random variable X represent the amount of money Dan makes doing lawn care in a randomly s...
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