The testing times for a group of college students were normally distributed with a mean of 36 minutes and a standard deviation of o 3 3 minutes The bell curve below represents the distribution for testing times The scale on the horizontal axis is equal to the standard deviation Fill in the indicated boxes H 30 20 0 95 of testing times were between Used the Empirical Rule to complete the following statements 68 of testing times were between 99 7 of testing times were between 50 of testing times were below 36 3 3 20 30 minutes and minutes and minutes and minutes minutes minutes minutes