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Tom scored 200 on a test with a mean of 150 and a standard deviation of 25. What is Toms z score and percentile?

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  1. 7 August, 05:31
    0
    Z score is 2.0

    In normal distribution Percentile is

    97. 72% Left tailed

    2.28% Right tailed

    Explanation:

    Z score is = (score - mean) / SD

    Z = (200-150) / 25=50/25=2
  2. 7 August, 05:43
    0
    125

    Explanation:

    375‬ (add all of them up) then divide by how many their are (3) which = 125 (1.25 decimal) (125%)
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