Hugo averages 78 words per minute on a typing test with a standard deviation of 12...

 

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Hugo averages 78 words per minute on a typing test with a standard deviation of 12 words per minute. Suppose Hugo's words per minute on a typing test are normally distributed. Let X= the number of words per minute on a typing test. Then, X~N(78,12) Suppose Hugo types 58 words per minute in a typing test on Wednesday. The z -score when x=58 is ____ . This z -score tells you that x=58 is ______________ standard deviations to the Correctly fill in the blanks in the statement above. (right/left) of the mean, Hugo averages 78 words per minute on a typing test with a standard deviation of 12 words per minute. Suppose Hugo's words per minute on a typing test are normally distributed. Let X= the number of words per minute on a typing test. Then, X~N(78,12) Suppose Hugo types 58 words per minute in a typing test on Wednesday. The z -score when x=58 is ____ . This z -score tells you that x=58 is ______________ standard deviations to the Correctly fill in the blanks in the statement above. (right/left) of the mean,

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