The standard normal distribution differs from other normal distributions in that only the standard normal distribution ______.
a. is measured in standard deviation units
b. consists of an infinite number of scores
c. is bell-shaped
d. is based on mathematical formulas
a. is measured in standard deviation units
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Refer to Exhibit 20-1. A correlation statistic used with interval level data
a. Spearman's rho. b. Phi coefficient. c. Pearson’s r. d. Fisher's z.
Some performance assessments focus on processes, whereas others focus on products. Which of the following pairs best illustrates this distinction?
a. Observing how a student solves algebra problems vs. observing how a student tackles geometry proofs b. Observing how a student goes about developing a computer program vs. observing how well the final program actually works c. Observing how a student speaks during an oral presentation in class vs. observing how the student interacts with peers informally in class and at lunch d. Observing a student's watercolor painting vs. observing a student's clay sculpture
Which of the following variables promotes conceptual change?
a. ignoring disconfirming information b. developing expertise c. multiple sources of information d. confirmation bias (i.e., finding what you are looking for)
How can you evaluate whether your budget is working or not?
A. Review it monthly and revise as necessary. B. Check with a credit reporting company. C. Review it at the beginning of each school year and make needed changes. D. Keep track of every penny you spend all year.