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3853-3951.2023FA > Files > Ch 8 #4.jpg an 14 Ch 8 #4.jpg Download Ch 8 #4.jpg (183 KB) O 4. The verbal part of the Graduate Record Exam (GRE) has a mean () of 500 and a standard deviation (o) of 100. Use the normal distribution to answer the following questions: a. If we wanted to select only students at or above the 90th percentile, what verbal GRE score would we use as a cutoff? b. What verbal GRE score corresponds to a percentile rank of 15%? 55%? c. What is the percentile rank of a verbal GRE score of 628? 350? d. If we randomly selected 1,500 students who had taken the verbal GRE, how many would we expect to score lower than 250? Higher than 750? 58585/files/4635561/download?download_frd=1 Et 51F Mostly cloudy 7:27 PM 11/12/2023

Download Ch 8 4 j.pg (183 Ke) 4.) The verbal part of the Graduate Record Exam (GRE) has a mean ( ) of 500 and a standard deviation () of 100 . Use the normal distribution to answer the following questions: - a. If we wanted to select only students at or above the 90th percentile, what verbal GRE score would we use as a cutoff? b. What verbal GRE score corresponds to a percentile rank of 15% ? 55% ? c. What is the percentile rank of a verbal GRE score of 628 ? 350? d. If we randomly selected 1,500 students who had taken the verbal GRE, how many would we expect to score lower than 250? Higher than 750

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