In: Statistics and Probability
Problem 1. A medical researcher looking at adrenal suppression by measuring post-metyrapone test ACTH values which are grouped as Low-range ( 319pg/ml). She wants to know whether it is associated with SNP genotypes/alleles (labeled as AA and AB). Data is provided in the following table:
____AA AB
Low 33 3
Mid 24 5
High 26 5
a. State your null and alternative hypotheses (2 pts)
b. Test your above hypothesis and state and support your conclusion (10 pts). Use α=0.05.
c. If the null is rejected, where the difference is mostly coming from (3 pts).