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1.Questions 3a through 3d are based on a distribution of scores with a mean of 75 and the standard deviation = 6.38. Draw a small

1.Questions 3a through 3d are based on a distribution of scores with a mean of 75 and the standard deviation = 6.38. Draw a small picture to help you see what is required.

a.What is the probability of a score falling between a raw score of 70 and 80?

b.What is the probability of a score falling above a raw score of 80?

c.What is the probability of a score falling between a raw score of 81 and 83?

d.What is the probability of a score falling below a raw score of 63?

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