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The following frequency distribution presents a set of exam scores for a class of N= 20 students. X F CF % C% 9099 4 20 20 100 8089 7 16 35 80 7079 4 9 20 45 6069 3 5 15 25 5089 2 2 10 10 a)Using interpolation find the 30th percentile. … 
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Find the values of the 30th and 90th percentiles of the data 18, 9, 7, 5, 11, 7, 17, 20, 19, 2, 17, 12, 5, 1, 13, 12, 11, 15, 16, 20 * 30th percentile = 9 90th percentile = 20 * 30th percentile = 9 90th percentile = 19 * 30th percentile … 
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The weight of a small Starbucks coffee is a random variable with a mean of 360 g and a standard deviation of 9 g. Use Excel to find the weight corresponding to each percentile of weight. a. 10th percentile b. 32nd percentile c. 75th … 
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Rank the following data in increasing order and find the positions and values of both the 39th percentile and 67th percentile. 5 9 9 0 7 2 5 6 9 1 0 6 
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The weight of a small Starbucks coffee is a random variable with a mean of 360 g and a standard deviation of 9 g. Use Excel to find the weight corresponding to each percentile of weight. a. 10th percentile b. 32nd percentile c. 75th … 
Math
Score Percentile Score Percentile Score Percentile Score Percentile 3.5 0.02 1 15.87 0 50 1.1 86.43 3 0.13 0.95 17.11 0.05 51.99 1.2 88.49 2.9 0.19 0.9 18.41 0.1 53.98 1.3 90.32 2.8 0.26 0.85 19.77 0.15 55.96 1.4 91.92 2.7 … 
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The 60th percentile of a normal distribution is 110. The 70th percentile is 120. Find the 90th percentile. 
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Dear Lee, Please confirm these answers to this question. your medical terminology instructor listed the following grades for the class out of a 75 point test: 33,34,43,45,45,54,55,59,60,62,64,66,67,68,67,68,68,69,70,70 a.find the 90th … 
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An exam is standardized to a Normal model, with a mean of 105 and a standard deviation of 18. Based on the Normal model N(105, 18) What exam score represents the 96th percentile?