So That We Can Fit Curves as Well as Lines

question 42

True/False

So that we can fit curves as well as lines by regression,we often use mathematical manipulations for converting one variable into a different form.These manipulations are called dummy variables.

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Definitions:

Estimates

Approximations or predictions based on statistical data or models, often used to predict future events or understand past occurrences.

Conclusions

The judgments or decisions reached by reasoning, often seen as the end result of a research study or analysis.

Confidence Intervals

A collection of values, obtained through sample analysis, which is thought to include the value of an undetermined population variable.

Test Statistics

A standardized value that is calculated from sample data during a hypothesis test and is used to determine whether to reject the null hypothesis.