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Find the indicated probability.Find the probability that a normal random variable X with mean μ =1,600 and standard deviation σ = 200 is at least 1,900.

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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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Find the indicated probability.Suppose that scores on a national exam are normally distributed with mean μ = 500 andstandard deviation σ = 100. Find the probability that a randomly selected test taker's scoreon the exam will be at least 750.(A) 0.0062(B) 0.9938(C) 0.5987(D) 0.4013AFind the indicated probability.

A local deli chain makes a signature sandwich. Suppose the measures of fat grams in thesignature sandwiches are normally distributed with mean μ = 16 grams and standarddeviation σ = 1.5 grams. Find the probability that a randomly selected signature sandwichwill have no more than 19 fat grams.

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A plumbing company has found that the length of time, in minutes, for installing a bathtub isnormally distributed with mean μ = 160 minutes and standard deviation σ = 25 minutes.What percent of the bathtubs does the company install within 189 minutes?

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The weights of newborn baby girls born at a local hospital are normally distributed with meanμ = 100 ounces and standard deviation σ = 8 ounces. If a newborn baby girl born at thehospital is randomly selected, what is the probability that the child's weight will be at least 88ounces?