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Mathematics, 22.06.2019 03:40
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Mathematics, 22.06.2019 04:20
1. suppose that scores on a knowledge test are normally distributed with a mean of 71 and a standard deviation of 6. a. label the curve: show the mean and the value at each standard deviation: b. if angelica scored a 76 on the test, what is her z-score? (draw her score on the curve above and label) c. what percent of students did angelica score higher than? how can you tell? d. if 185 students took the test, how many students scored higher than angelica?
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Mathematics, 22.06.2019 05:30
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Mathematics, 22.06.2019 08:00
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Round off 69.238 to the nearest hundreadths...
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