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June 30, 2015

Homework Help: statistics

Posted by lauren on Sunday, February 17, 2008 at 6:56pm.

For this class, the first quiz had a mean of 90.4% with a standard deviation od 16.6%. The homework scores have a mean of 81.7% with a standard deviation of 22.28%. Suppose you scored 90% on quiz one and have a homework total of 84%.

A)are the reported means and standard deviations, parameters or statistics? explain

b)a student is chosen at random. His homework scores are higher than 65% of the class. find his homework score.

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