A researcher is studying the distribution of blood types in a population. The expected distribution based on previous studies is as follows: 40% Type O, 10% Type AB, 40% Type A, and 10% Type B. The researcher collects data from 200 individuals in a new study. Question 3.1 Q3.12 Points Grading comment: Which statistical test should the researcher use to compare the observed distribution of blood types in the sample with the expected distribution? Choice 1 of 4:B. Two-sample z-test Choice 2 of 4:C. Chi-squared test for goodness of fit Choice 3 of 4:D. Chi-squared test for independence Choice 4 of 4:A. Two-sample t-test