Which of the Following Is a Fundamental Difference Between the T

question 23

Multiple Choice

Which of the following is a fundamental difference between the t statistic and a z-score?​

• A)​The t statistic uses the sample mean in place of the population mean.
• B)​The t statistic uses the sample variance in place of the population variance.
• C)​The t statistic computes the standard error by dividing the standard deviation by n - 1 instead of dividing by n.
• D)​The t statistic is used for large samples only.

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Definitions:

Case Study

An in-depth examination of an individual, group, event, or situation to uncover patterns and causes of behavior or phenomena.

Survey

A research method that involves collecting data from a group of respondents through questionnaires or interviews to gather information or opinions.

Inferential Statistics

A branch of statistics that deals with drawing conclusions and making predictions about a population based on a sample.

Control Group

In experimental research, a group of subjects that does not receive the treatment being tested, used as a benchmark to measure how the other tested subjects do.