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According to National Testing data, college math class testing times are Normally distributed with a mean...

According to National Testing data, college math class testing times are Normally distributed with a mean of 55 minutes and standard deviation 6 minutes. The bell curve below represents the probability distribution for testing times. The scale on the horizontal axis is equal to the standard deviation. Fill in the three indicated boxes.

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ArS Qfven data ddla, college madh Class lest#n times are nomally drstr?aded t Hao rding to ma fbnal Testin data a mean of min

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