Line of best Fit

Line of best Fit

Assessment

Flashcard

Mathematics

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a line of best fit?

Back

A line of best fit is a straight line that best represents the data on a scatter plot. It shows the general direction of the data points.

2.

FLASHCARD QUESTION

Front

How do you determine the line of best fit?

Back

The line of best fit can be determined using methods such as least squares regression, which minimizes the distance between the data points and the line.

3.

FLASHCARD QUESTION

Front

What does a positive association in a graph indicate?

Back

A positive association indicates that as one variable increases, the other variable also increases.

4.

FLASHCARD QUESTION

Front

What does a negative association in a graph indicate?

Back

A negative association indicates that as one variable increases, the other variable decreases.

5.

FLASHCARD QUESTION

Front

What does 'no correlation' mean in a scatter plot?

Back

'No correlation' means there is no apparent relationship between the two variables; changes in one do not affect the other.

6.

FLASHCARD QUESTION

Front

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

Back

7.

FLASHCARD QUESTION

Front

What is the slope of a line?

Back

The slope of a line measures the steepness and direction of the line, calculated as the change in y over the change in x (rise over run).

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