<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A study is conducted to find an association between serum cholesterol and ischemic heart disease. Data is collected, and patients are classified into either the high cholesterol or normal cholesterol group and also into groups whether or not the patient experiences stable angina. Which type of data analysis is most appropriate for this study?? A: Analysis of variance, B: Attributable risk, C: Chi-squared, D: Pearson correlation, E: T-test,  <response>: This is a study looking at the association between two categorical variables - serum cholesterol level high vs normal and ischemic heart disease presence vs absence of stable angina. The appropriate statistical test here would be a chi-squared test, which analyzes the relationship between two categorical variables. ANOVA, attributable risk, Pearson correlation, and t-test are not suitable, as they are used for continuous or normally distributed data. C: Chi-squared 