The number of potholes in any given 1 mile stretch of freeway pavement in Pennsylvanla has a bell- shaped distributlon. This distribution has a mean of 45 and a standard deviation of 10. Using the...

Extracted text: The number of potholes in any given 1 mile stretch of freeway pavement in Pennsylvanla has a bell- shaped distributlon. This distribution has a mean of 45 and a standard deviation of 10. Using the emplrical rule, what is the approximate percentage of 1-mile long roadways with potholes numbering between 35 and 75? Do not enter the percent symbol. ans = %