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3) (12 pts) Consider the sample: 10, 15, 13, 7, 6, 4, 20, 17, 6, 8 a) Calculate x (3) b) Calculate s (4) c)

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3) (12 pts) Consider the sample: 10, 15, 13, 7, 6, 4, 20, 17, 6, 8 a) Calculate x (3) b) Calculate s (4) c) Calculate the z-score for the data value 6. Round your answer to two decimal places. (2) d) Find the percent of data lying between x - s and x + s (3)

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