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The scores of 15 students in a quiz competition are: 2, 6, 4, 7, 6, 8, 9, 5, 3, 5, 4, 2, 8, 7, 6 (a) Calculate the mean of the scores. (b) If a score is chosen at random, find the probability that it is: (i) an even number;

The scores of 15 students in a quiz competition are: 2, 6, 4, 7, 6, 8, 9, 5, 3, 5, 4, 2, 8, 7, 6 (a) Calculate the mean of the scores. (b) If a score is chosen at random, find the probability that it is: (i) an even number;

College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 49E
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The scores of 15 students in a quiz competition are: 2, 6, 4, 7, 6, 8, 9, 5, 3, 5, 4, 2, 8, 7, 6. (a) Calculate the mean of the scores. (b) If a score is chosen at random, find the probability that it is: (i) an even number;
Transcribed Image Text:The scores of 15 students in a quiz competition are: 2, 6, 4, 7, 6, 8, 9, 5, 3, 5, 4, 2, 8, 7, 6. (a) Calculate the mean of the scores. (b) If a score is chosen at random, find the probability that it is: (i) an even number;
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