statistics

5. Each year, a national achievement test is administered to 3rd graders. The test has a mean score of 100 and a standard deviation of 15. If Jane's z-score is 1.20, what was her score on the test?

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  3. 👁 407
  1. 1.2=(score on the test - 100)/15

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    2. 👎 0
  2. 118

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    2. 👎 0

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