SOLUTION: What percentage of the area would the Empirical Rule say is between z = -3.00 and z = +3.00?

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Question 847634: What percentage of the area would the Empirical Rule say is between z = -3.00 and z = +3.00?
Answer by swincher4391(1107) About Me  (Show Source):
You can put this solution on YOUR website!
This is an application of the 68, 95, 99.7 rule.
Since z-score refers to the number of standard deviations away from the mean, we are 3 standard deviations away from the mean. The direct consequence is that we can expect 99.7% of our area to be within this range.