The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 36 liters, and standard deviation of 3.9 liters.

a) what is the probability that daily production is between 37.4 and 37.5 liters? do not round until you get your your final answer.

answer= (round your answer to 4 decimal places.)

warning: do not use the z normal may not be accurate enough since wamap may look for more accuracy than comes from the table.