Question: Choose exactly two of the following four scenarios. For each selected part identify a suitable statistical procedure from among those covered in class. Why did you select this procedure?

a. May has collected attitudinal data (using a 1-5 Likert scale) about a group of workers and their feelings towards work. Respondents are asked eight questions (such "I like my coworkers", "I am challenged by my job", etc.) and are given 1 to 5 scales to respond ("Strongly disagree" to "Strongly agree"). May wonders which items are highly correlated with each other.

b. Larry has collected data about attendance at the annual homecoming football game. In particular, he believes that the warmer the day, the higher the attendance.

c. Randy is studying medical treatments for cancer. In particular he has tried various doses of a medicine on patients and is measuring the size of their tumors.

d. Mary is studying the relationship between race and marital status. She knows the race of each study participant and their marital status. She wonders if marital status is independent of race.