Mathematics, 01.07.2020 20:01 ctyrector

A statewide study shows the average Maryland SAT score to be 930 with a population standard deviation of 150. A random sample of 225 Virginia SAT scores shows the average SAT score to be 895. Is there significant evidence to suggest that the mean Virginia SAT score is lower than the mean SAT score of Maryland

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A statewide study shows the average Maryland SAT score to be 930 with a population standard deviatio...

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