Mathematics, 13.05.2021 04:00 princeofpowerjr
2. 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: 3
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The line plot below represents the number of letters written to overseas pen pals by the students at the waverly middle school. each x represents 10 students. how many students wrote more than 6 and fewer than 20 letters. a.250 b.240 c.230 d.220
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2. The scores on a standardized exam are normally distributed with a mean of 245 and a standard devi...
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