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3 October, 14:54

Use a standard normal table to find the z-score that corresponds to the 80th percentile.

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  1. 3 October, 15:21
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    The 80 th percentile simply corresponds to the P value = 0.80 or the area which comprises 20% from the right of the standard curve. So from the standard normal tables, the z score at 80 th percentile is given as:

    z score = 0.84
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