Mathematics, 12.12.2019 04:31, xmhllo
Astandardized exam's scores are normally distributed. in a recent year, the mean test score was 1530 and the standard deviation was 316. the test scores of four students selected at random are 1930. 1250. 2250. and 1420. find the z-scores that correspond to each value and determine whether any of the values are unusual. the z-score for 1930 is.(round to two decimal places as needed.)
Answers: 3
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Astandardized exam's scores are normally distributed. in a recent year, the mean test score was 1530...
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