SOLUTION:
Case: Normal distribution
A Normal distribution describes a data set such that the mean, median, and mode have the same values.
The chart below describes the steps from the data set:
Final answer:
In a normal distribution,
Approximately 68.27% of the data items fall within 1 standard deviation of the mean.
Approximately 95.45% of the date items fall within 2 standard deviations of the mean, and
Approximately 99.73% of the data items fall within 3 standard deviations of the mean.
