Nia Has Collected Her Dissertation Data That Tests a Prediction

question 45

Multiple Choice

Nia has collected her dissertation data that tests a prediction model of student retention of international college students. She finds that in students from China, the predictor variables have much less variance than the same variables in students from European countries. Given this information, what can you conclude regarding the data set?

• A) The standard deviation is likely smaller the Chinese students.
• B) The mean is likely higher for the Chinese students.
• C) The variance is likely larger for the European students.
• D) The mean is likely higher for the European students.

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Definitions:

National Opinion Polls

Surveys conducted to assess the public's views or opinions on various topics at a nationwide level.

Census Data

Statistical data about a population and its characteristics, usually collected by a government.

Sociological Analysis

The examination and interpretation of social behaviors, patterns, and structures to understand human society and social interactions.

Sample

A subset of a population selected for measurement, observation, or questioning to provide statistical information about the population.