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Mathematics, 05.05.2020 13:22 ValerieRubyPena
Add a cell phone assembly plant, 80% of the cell phone keypad pass inspection. A random sample of 181 keypads is analyzed. Find the probability that less than 76 in the sample keypads pass inspection.
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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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Add a cell phone assembly plant, 80% of the cell phone keypad pass inspection. A random sample of 18...
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