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Use ONLY the Standard Normal Tables (Link ) to answer the following.

A set of exam scores is normally distributed and has a mean of 74.3 and a standard deviation of 9.9. What is the probability that a randomly selected score will be between 60 and 70?

Answer =  (round to four decimal places)

Note: Be careful...only use the Z Table here...do not use technology or the 68-95-99.7 Rule.

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  • Category:- Statistics and Probability
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