Mathematics, 09.04.2020 00:26, HistoryNerd7225
A standardized exam's scores are normally distributed. In a recent year, the mean test score was 1473 and the standard deviation was 318 . The test scores of four students selected at random are 1890 , 1230 , 2220 , and 1360 . Find the z-scores that correspond to each value and determine whether any of the values are unusual.
Answers: 2
Mathematics, 22.06.2019 00:00, lindsaynielsen13
Astocks price gained 3% in april and 5% in may and then lost 4% in june and 1% in july during which month did the stocks price change the most
Answers: 1
A standardized exam's scores are normally distributed. In a recent year, the mean test score was 147...
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