A Statistics Teacher Wants to See If There Is Any

question 19

Multiple Choice

A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago.A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken.You are given the following information. ​ The point estimate for the difference between the means of the two populations is

• A) 58.5.
• B) 9.
• C) -9.
• D) -6.

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Definitions:

Interpretation

The act or process of explaining the meaning of something, such as a text, data, or event, especially within a specific context.

Sociological Researcher

A professional who undertakes systematic study of society and social behavior by examining the groups, cultures, organizations, social institutions, and processes that people develop.

Independent Variable

In research, a variable that is manipulated or changed to observe its effect on a dependent variable.

Dependent Variable

Is the presumed effect in a cause-and-effect relationship.