The number of hot dogs sold by a street vendor each day during the same hour-long period is normally distributed, with a mean of 31.6 hot dogs and a standard deviation of 7.5. Using the empirical rule, identify the range of values around the mean that includes 68% of sales numbers. After your calculations, you find the range of numbers to be from approx. 7.5 to approx. 15.

True/ False??