Only One of the Following Students Is Definitely Engaging in Critical

question 47

Multiple Choice

Only one of the following students is definitely engaging in critical thinking. Which one?

• A) Louise has a puzzled look as she reads her textbook. "I don't understand what the author is trying to say," she thinks.
• B) Sam reads over his responses to the essay questions on an astronomy test. "I think I've done my best," he tells himself. "I'm pretty sure I answered the first two questions correctly, but I'm not so sure how well I did on the last question."
• C) As Morgan watches her lab partner experiment with a pendulum, she says, "You just changed the length of the string at the same time you added more weight. That won't tell us anything."
• D) Raul jumps at the chance to learn how to use desktop publishing software. "I'm particularly interested in learning how to integrate text and graphics," he tell his teacher.

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Definitions:

Level of Significance

The threshold below which a result is considered statistically significant, often denoted by alpha (α), commonly set at 0.05 or 5%.

F Statistic

A value calculated during the analysis of variance (ANOVA) used to determine whether the means of three or more groups are different.

Research Hypotheses

Formal statements predicting a significant relationship or difference between two or more variables in a study.

Analysis of Variance

A statistical technique that compares the averages of three or more groups to determine if at least one significantly deviates from the rest.