3.3 - Linear Regression Review

3.3 - Linear Regression Review

Assessment

Flashcard

Mathematics

10th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is linear regression?

Back

Linear regression is 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 the line of best fit represent in a scatter plot?

Back

The line of best fit represents the trend in the data, showing the general direction that the data points follow.

3.

FLASHCARD QUESTION

Front

How do you interpret the slope of a linear regression line?

Back

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

4.

FLASHCARD QUESTION

Front

What is the y-intercept in a linear equation?

Back

The y-intercept is the value of the dependent variable when the independent variable is zero.

5.

FLASHCARD QUESTION

Front

What does a positive slope indicate in a linear regression?

Back

A positive slope indicates that as the independent variable increases, the dependent variable also increases.

6.

FLASHCARD QUESTION

Front

What does a negative slope indicate in a linear regression?

Back

A negative slope indicates that as the independent variable increases, the dependent variable decreases.

7.

FLASHCARD QUESTION

Front

How can you use a linear equation to make predictions?

Back

You can substitute a value for the independent variable into the linear equation to calculate the corresponding value of the dependent variable.

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