12/9 Warm Up

12/9 Warm Up

Assessment

Flashcard

Mathematics

9th - 12th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

Student preview

quiz-placeholder

15 questions

Show all answers

1.

FLASHCARD QUESTION

Front

What is the linear regression equation for a set of data?

Back

2.

FLASHCARD QUESTION

Front

How do you calculate the slope (m) in a linear regression equation?

Back

3.

FLASHCARD QUESTION

Front

What does the y-intercept (b) represent in a linear regression equation?

Back

The y-intercept (b) represents the value of y when x is 0 in the linear regression equation.

4.

FLASHCARD QUESTION

Front

What is the correlation coefficient (r)?

Back

The correlation coefficient (r) measures the strength and direction of a linear relationship between two variables, ranging from -1 to 1.

5.

FLASHCARD QUESTION

Front

What does an r value of 0.99 indicate?

Back

An r value of 0.99 indicates a very strong positive linear relationship between the two variables.

6.

FLASHCARD QUESTION

Front

What is the purpose of using a Desmos table in linear regression?

Back

A Desmos table helps visualize data points and calculate the linear regression equation and correlation coefficient easily.

7.

FLASHCARD QUESTION

Front

What is the formula for linear regression in terms of y and x?

Back

Create a free account and access millions of resources

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?