Scatter plot & best fit lines

Scatter plot & best fit lines

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 used for?

Back

To make predictions.

2.

FLASHCARD QUESTION

Front

What does a negative correlation indicate in a scatter plot?

Back

As one variable increases, the other variable decreases.

3.

FLASHCARD QUESTION

Front

What does a positive correlation indicate in a scatter plot?

Back

As one variable increases, the other variable also increases.

4.

FLASHCARD QUESTION

Front

What does no correlation mean in a scatter plot?

Back

There is no relationship between the two variables.

5.

FLASHCARD QUESTION

Front

How can you identify a line of best fit on a scatter plot?

Back

It is a straight line that best represents the data points.

6.

FLASHCARD QUESTION

Front

What is the purpose of using scatter plots?

Back

To visualize the relationship between two quantitative variables.

7.

FLASHCARD QUESTION

Front

What does the slope of the line of best fit represent?

Back

The rate of change between the two variables.

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