Question: In the previous problem, the test of eye fatigue has a mean of 15 and a standard deviation of 5. Using a normal curve table,

In the previous problem, the test of eye fatigue has a mean of 15 and a standard deviation of 5. Using a normal curve table, what percentage of students have scores
(a) Above 16.
(b) Above 17.
(c) Above 18.
(d) Below 18.
(e) Below 14?

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