Which Method Is Commonly Used to Reduce the Number of Variables

question 51

Multiple Choice

Which method is commonly used to reduce the number of variables that need to be included in a regression analysis?

• A)logistic regression
• B)ordinary least squares
• C)bootstrapping
• D)factor analysis

Differentiate between commonly confused spellings of words.

Apply knowledge of spelling rules in identifying correctly spelled words within groups.

Enhance vocabulary through exposure to correctly and incorrectly spelled words.

Understand how to calculate and interpret conditional distributions from categorical data.

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Definitions:

Decimal Places

The number of digits to the right of the decimal point in a number.

Coordinates

A set of values that show an exact position on a graph, map, or in a space.

Point

In geometry, it represents an exact location in space with no dimensions.

Quadrants

The four sections of the Cartesian plane, divided by the x and y axes, used to classify the position of points.