Hello there :),please write the solution in very simple steps and answer the question. Please use central limit theorem. This is statistics for health sciences, thank you.

The average age of kittens brought to a veterinarian clinic for their first visit is 14.2 weeks, with a standard deviation of 5.1 weeks. Over the course of a year, the veterinarian sees 36 new kittens at his clinic. What is the probability that the average age of these kittens on their first visit to the clinic is: Standard Normal Distribution Table a. Over 15 weeks old? P(X > 15) = 0.209 b. Under 12 weeks old? P(X