Linear Regression

Linear Regression

Assessment

Flashcard

Mathematics

7th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is Linear Regression?

Back

A statistical method used to model the relationship between a dependent variable and one or more independent variables by fitting a linear equation to observed data.

2.

FLASHCARD QUESTION

Front

What does a positive correlation indicate?

Back

As one variable increases, the other variable also increases.

3.

FLASHCARD QUESTION

Front

What does a negative correlation indicate?

Back

As one variable increases, the other variable decreases.

4.

FLASHCARD QUESTION

Front

What is the line of best fit?

Back

A straight line that best represents the data on a scatter plot, minimizing the distance between the line and all data points.

5.

FLASHCARD QUESTION

Front

What is the equation of a line in slope-intercept form?

Back

y = mx + b, where m is the slope and b is the y-intercept.

6.

FLASHCARD QUESTION

Front

How do you interpret the slope in a linear regression equation?

Back

The slope indicates the change in the dependent variable for each one-unit change in the independent variable.

7.

FLASHCARD QUESTION

Front

What is the y-intercept in a linear regression equation?

Back

The value of the dependent variable when the independent variable is zero.

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