Find the probability that income is between a value

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Reference no: EM13131498

The weekly incomes of a large group of middle managers are normally distributed with a mean of $1,500 and a standard deviation of $150. Use the standard normal distribution to calculate the following:

What is the probability that the income is between $1,000 and $1,800? (Be able to draw a graph to illustrate your results)

Between what two values will the middle 50% of the data lie?

Reference no: EM13131498

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