The time to complete an exam is approximately Normal with a mean 50 minutes and...
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The time to complete an exam is approximately Normal with a mean 50 minutes and a standard deviation a 9 minutes The bell curve below represents the distribution for testing times The scale on the horizontal axis is equal to the standard deviation 1 Fill in the indicated boxes 30 20 0 50 9 20 30 2 Used the Empirical Rule to complete the following statements 95 of testing times were between minutes and Question Help Vides 53 minutes of the testing times were between 41 minutes and 59 minutes
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