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Questions 6a through 6d are based on a distribution of scores with = 75 and standard deviation = 6.38. Draw a small picture to help you see what’s 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?

Questions 6a through 6d are based on a distribution of scores with = 75 and standard deviation = 6.38. Draw a small picture to help you see what’s 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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