A Data Set Contains Three Unique Values

question 46

Multiple Choice

A data set contains three unique values. Which of the following must be true?

• A) mean = median = midrange
• B) median = midrange
• C) mean = median
• D) none of these

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Definitions:

Residuals

The differences between observed values and the estimated values of a regression model; essentially, these are the error terms indicating how far off predictions are from actual results.

Plot

A graphical representation of data points on a coordinate system, used to visualize relationships between variables.

Predicted Values

Predicted values refer to the results generated by a statistical model, representing what the model expects based on the input data.

Residuals

Residuals are the differences between observed values and the estimated values of a model in statistics, indicating the error in prediction.