1, Using the empirical (68-95-99.7) rule, what is the approximate percentage of 1-mile long roadways with potholes numbering between 17 and 57?

Answer =% . (Do not enter the percent symbol. This asks for a percentage so do not convert to decimal. For example, for 99%, you would enter 99, not 0.99)

2, The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 30 liters, and a standard deviation of 2.3 liters.

A) What is the probability that daily production islessthan 24 liters? Use technology (not tables) to get your probability.

Answer=(Round your answer to 4 decimal places.)

B) What is the probability that daily production ismorethan 27 liters? Use technology (not tables) to get your probability.

Answer=(Round your answer to 4 decimal places.)

Warning: Do not use the Z Normal Tables...they may not be accurate enough since WAMAP may look for more accuracy than comes from the table.