Military funding A college group is investigating student opinions about funding of the military. They phone a random sample of students at the college, asking each person one of these questions (randomly chosen):
A: Do you think that funding of the military should be increased so that the United States can better protect its citizens?
B: Do you think that funding of the military should be increased?
Which question do you expect will elicit greater support for increased military funding? Explain. What kind of bias is this?
Question 2
College students' spending A consumer group wants to see if a new education program will improve the spending habits of college students.
Students in an economics class are randomly assigned to three different courses on spending habits.
a. What are the experimental units?
b. How many factors are there?
c. How many treatments are there?
d. What is the response variable?
Elk pellet group
The heme group is present in myoglobin, hemoglobin, and many other proteins
Who Goes to College? Comparing Social Class and Ability in Determining College Attendance
GDP per Capita by Country Group, 1820–2008
Group Performance
Monophyletic vs. paraphyletic group