On a standard measure of hearing ability

Reference no: EM13849527

On a standard measure of hearing ability, the mean is 300 and the standard deviation is 20. Give the Z scores for persons whose raw scores are 340, 310, and 260. Give the raw scores for persons whose Z scores on this test are 2.4, 1.5, and -4.5.

Using the unit normal table, find the proportion under the standard normal curve that lies to the right of each of the following:

z = 1.00

z = -1.05

z = 0

z = 2.80

z = 1.96

Suppose that the scores of architects on a particular creativity test are normally distributed. Using a normal curve table (page 477-480), what percentage of architects have Z scores:

Above .10?

Below .10?

Above .20?

Below .20?

Above 1.10?

Below 1.10?

Above -.10?

Below -.10?

Reference no: EM13849527

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On a standard measure of hearing ability : On a standard measure of hearing ability, the mean is 300 and the standard deviation is 20. Give the Z scores for persons whose raw scores are 340, 310, and 260. Give the raw scores for persons whose Z scores on this test are 2.4, 1.5, and -4.5

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