Question: Daily demand for widgets is normally distributed with a mean of 100 and a standard deviation of 15. i) What is the probability that the

Daily demand for widgets is normally distributed with a mean of 100 and a standard deviation of 15.

i) What is the probability that the demand in a day will exceed 125?

ii) What is the probability that demand will be less than 78?

iii) How many widgets should be stocked to ensure that with 95% probability all demands will be met?

b. Find the following limit.

i) lim4 216 4

ii) lim 3 3+3+2 3++1

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