There are four major blood types: A, B, AB, and O. Considering the Rh factor, there are a total of 8 blood type groups: A , A-, B , B-, AB , AB-, O , O- Researchers were interested in whether the blood type distribution was the same across all races. The data set we will be working on contains the blood type of 400 people, 100 from each of the four major ethnic groups: African America, Asian, Caucasian, and Latinx. Pick ONE of the 8 blood types you want to investigate. Fill in the blank: I will investigate the distribution of blood type _______ . Answer the following questions for the blood type you will investigate. 1. What is the population of interest? 2. What's the sample? 3. What is the parameter of interest? Write it in words. 4. What is the sample size for each ethnic group samples