(Answered) Find the indicated probabilities1 find the probability that

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Find the indicated probabilities.

1. Find the probability that a normal random variable X with mean µ = 1600 and standard deviation σ = 200 is at least 1900.

2. IQ scores for adults are normally distributed with mean µ = 100 and standard deviation σ = 15. What percent of adults have IQ scores greater than 130?

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