Which of the following is an example of a fixed expense related to your education?
a. Tuition
b. Food
c. Coffee
d. Gas
a. Tuition
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The school newspaper reports that the GPA of athletes is slightly higher than the GPA of undergraduates in general. Suppose you want to use these data to argue that athletes are smarter than the average student. Someone else points out that intelligence ("smartness") is only one of several factors influencing GPA; others are self-discipline, tutoring, pressure from coaches, required class
attendance, and so on. Each of these latter factors is a potential ____ in any simple explanation of GPA. a. exogenous variable b. moderator variable c. placebo d. confounding variable e. discriminant variable
Which of the following did Thomas Sergiovanni conclude from his studies of motivation? Select all that apply
a. Older teachers were more concerned about self-esteem. b. Younger teachers were more concerned about safety and security. c. Teachers are generally ready to respond to higher-order needs. d. Salary and benefits increases are highly motivating. e. As older teachers approach retirement, they become more concerned about lower order needs.
A __________ is a numerical characteristic of a sample and a ____________ is a numerical characteristic of a population.
a. Sampling error, response rate b. Response rate, error c. Statistic, parameter d. Parameter, statistic
Answer the following statement(s) true (T) or false (F)
Questionnaires are a predetermined, standard set of items designed to measure attitude or perception.