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Krissy K.

asked • 02/21/16

Using a normal curve table, what percentage of students have a z scores (a) below 1.5 (b) above 1.5 (c) below -1.5 ?

A psychologist has been studying eye fatigue using a particular measure, which she administers to students after they have worked for 1hour writing on a computer. On this measure, she has found that the distribution follows a normal curve. Using a normal curve table, what percentage of students have a z scores (a) below 1.5 (b) above 1.5 (c) below -1.5. Need to know how to get the answer.

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