Mathematics, 25.04.2021 23:10 deanlmartin
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The scores on a standardized exam are normally distributed with a mean of 245 and a standard deviation of 54.
Use technology or a z-score table to answer the questions.
(a) Bailey scored higher than 90% of all other people taking the exam. What was Bailey's approximate score? Round to the nearest whole number.
(b) Approximately what percent of people taking the exam scored between 200 and 300? Round to the nearest whole percent.
Answers: 2
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