When basketball star Michel Jordan graduated from collage as one of a small number of geography majors, the average starting salary for a geography major soared by several hundred thousand dollars. In a situation like this, where one unusual bit of data greatly inflates the average, it is important to use which measure of variation? a. Mean. b. Median. c. Range. d. Standard deviation. e. Mode.

When basketball star Michael Jordan graduated from college as one of a small number of geography majors, the average starting salary for a geography major soared by several hundred thousand dollars. In a situation like this, where one unusual bit of data greatly inflates the average, it is important to use which measure of variation?

a. Mean

b. Median

c. Range

d. Standard deviation

e. Mode

Which of the following coefficients reflects the strongest correlation between two variables? a. 0.42 b. -0.31 c. 0.74 d. -0.88 e. 0.86

Find a matrix that performs the stated composition in homogeneous coordinates. The translation of $R^{2}$ by (1, 1), followed by the scaling transformation $(x, y) \rightarrow(2 x, 7 y)$.

"We were not surprised to discover that contact comfort was an important basic affectional or love variable, but we did not expect it to overshadow so completely the variable of nursing." This quotation was written by which of the following psychologists? a. Harry Harlow b. Konrad Lorenz c. B.F. Skinner c. John B. Watson e. Mary Ainsworth

You observe two beakers explaining clear liquid and ice cubes. In the first beaker, the ice cubes are floating. In the second, the ice cubes are on the bottom of the beaker. Write a hypothesis to explain the difference in your observations about the two beakers.

Although both minerals and fossil fuels are nonrenewable resources, how is mineral use more sustainable than fossil fuel use?

a. What enables insurance companies to stay in business while still charging the premiums that they do? b. What are the similarities and differences between private insurance and social insurance? c. In your opinion, should the federal government continue the Social Security system? Why or why not?

The bus driver was surprised when her first passenger asked her to turn the music down, because she thought the volume was fine. When the passenger said something, though, the driver realized the sound was too loud. The bus driver’s initial indifference to the volume can best be understood because a. the volume was below her absolute threshold. b. the driver had a decreased ability to determine the music’s pitch. c. the just noticeable difference of the music was too great. d. the driver had adapted to the volume of the music. e. the driver was using bottom-up processing instead of top-down processing.

The shift of population from the countryside to a city is called a. land use. b. land cover. c. urbanization. d. infrastructure.

What is a buffer? Why is it useful to cells?

Jason was watching the TV news and spotted a young man on a video running away from the police who were attempting to stop him. “He’s running, so he must be a bad man,” said Jason to his father. Jason’s statement is an example of a. the availability heuristic. b. the representativeness heuristic. c. stereotype threat. d. the fundamental attribution error. e. cognitive dissonance.

Name the three deserts found in the United States.

Find f(a), f(a + h), and the difference quotient $\frac{f(a+h)-f(a)}{h},$ where $h \neq 0.$ $f(x)=3 x^{2}+2$