Scatter plot & best fit lines

Scatter plot & best fit lines

Assessment

Flashcard

Mathematics

8th Grade

Practice Problem

Hard

CCSS
HSS.ID.B.5, HSF-LE.A.1B, 8.EE.B.5

+2

Standards-aligned

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a scatter plot?

Back

A scatter plot is a type of graph that displays values for typically two variables for a set of data. Each point represents an observation in the dataset.

2.

FLASHCARD QUESTION

Front

What does a positive correlation in a scatter plot indicate?

Back

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

Tags

CCSS.HSS.ID.B.5

3.

FLASHCARD QUESTION

Front

What does a negative correlation in a scatter plot indicate?

Back

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

Tags

CCSS.HSS.ID.B.5

4.

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, used to make predictions.

Tags

CCSS.8.SP.A.2

5.

FLASHCARD QUESTION

Front

How can you determine the type of correlation from a scatter plot?

Back

By observing the direction of the points: if they trend upwards, it's positive; if they trend downwards, it's negative; if they are scattered without a clear trend, there is no correlation.

Tags

CCSS.HSS.ID.B.5

6.

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 being plotted.

Tags

CCSS.HSF-LE.A.1B

7.

FLASHCARD QUESTION

Front

What is the purpose of using a line of best fit?

Back

The purpose is to make predictions about one variable based on the value of another variable.

Tags

CCSS.8.EE.B.5

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