(Solved):
1. The Empirical Rule tells us that: About % of all values fall within 1 standard deviation of the ...
1. The Empirical Rule tells us that: About % of all values fall within 1 standard deviation of the mean. About % of all values fall within 2 standard deviations of the mean. About % of all values fall within 3 standard deviations of the mean. 2. Shade the standard normal curve (normal distribution of z-scores) to represent the area that covers the middle 95% of all values.