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Title: A score that is 2 points higher than the sample mean has a z-score of z = 0.50, and a score of X = ... Post by: Seven7Seven on Mar 19, 2018 A score that is 2 points higher than the sample mean has a z-score of z = 0.50, and a score of X = 44 has a z-score of 1.00 . What is the sample mean?
a. M = 40 c. M = 48 b. M = 46 d. M = 50 Question 2 For a sample with s = 12, a score of X = 73 corresponds to z = 1.00 . What is the sample mean? a. M = 61 c. M = 79 b. M = 67 d. M = 85 Title: A score that is 2 points higher than the sample mean has a z-score of z = 0.50, and a score of X = ... Post by: allyf328 on Mar 19, 2018 C D |