Before a new phone system was installed, the amount a company spent on personal calls followed a normal distribution with an average of $500 per month and a standard deviation of $50 per month. Refer to such expenses as PCE's (personal call expenses). Find the probability that a randomly selected month had PCE's below $350.
A) 0.0013
B) 0.3000
C) 0.9987
D) 0.7000

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The Answer of Before a new phone system was installed, the amount a company spent on personal calls followed a normal distribution with an average of $500 per month and a standard deviation of $50 per month. Refer to such expenses as PCE's (personal call expenses). Find the probability that a randomly selected month had PCE's below $350.
A) 0.0013
B) 0.3000
C) 0.9987
D) 0.7000

Before a New Phone System Was Installed, the Amount a Company