Test 1A - Lewis-Palmer School District 38

Scores on the American College Test (ACT) are normally distributed with a mean of 18 and a standard deviation of 6. The interquartile range of the scores is approximately: 6 7 8.1 10.3 12 . C; Some descriptive statistics for a set of test scores are shown in the Minitab printout below. For this test, a certain student has a standardized score of . ................
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