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The number of ants per acre in the forest is normally distributed with mean 43,000 and...

The number of ants per acre in the forest is normally distributed with mean 43,000 and standard deviation 12,025. Let X = number of ants in a randomly selected acre of the forest. Round all answers to 4 decimal places where possible.

a. What is the distribution of X? X ~ N(_,_)

b. Find the probability that a randomly selected acre in the forest has fewer than 28,194 ants.

c. Find the probability that a randomly selected acre has between 34,875 and 43,425 ants.

d. Find the first quartile.  ants (round your answer to a whole number)

Math   Statistics-And-Probability   
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