A College Admissions Officer in the U

question 5

Multiple Choice

A college admissions officer in the U.S.A.,defending the college's use of SAT scores in the admissions process,produced the graph below.It represents the mean GPAs for last year's freshmen,grouped by SAT scores.It shows that increased SAT score is associated with increased GPA.What concerns you about the graph,the statistical methodology,or the conclusion reached?

• A)The statistical methodology is a concern because SAT is not an adequate predictor of GPA on average.
• B)The conclusion reached is a concern because it should be increased GPA is associated with increased SAT score.
• C)The conclusion reached is a concern because there are no relationships between SAT scores and GPA.
• D)The statistical methodology is a concern because there may be lurking variables.
• E)The statistical methodology is a concern because the GPA data is based on mean GPAs,not individual data.We also don't know the number of students in each SAT category.

---

Definitions:

False Generalizations

Erroneous conclusions or statements made about a whole group based on insufficient or biased information.

Survey Researchers

Survey researchers design, conduct, and analyze surveys to collect data on opinions, behaviors, or demographics.

Correlational Research

A type of non-experimental research method that examines the extent to which two variables are related, without inferring a cause-and-effect relationship.

Prediction

The act of making an educated guess about the outcome of a future event based on current information or patterns.