(Answered) Question 1 assume that the income of pediatricians is

Statistics

Question: 1. Assume that the income of pediatricians is normally distributed with mean µ = 100000 and standard deviation σ = 10000. Determine the probability of observing an income between $85,000 and $115,00.

2. Suppose the winnings of gamblers at Las Vegas are normally distributed with mean µ = -300 (the typical person loses $300), and standard deviation σ = 100. Determine the probability that a gambler does not lose any money.

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