Making Predictions From Trendlines

Making Predictions From Trendlines

Assessment

Flashcard

Mathematics

8th Grade

Practice Problem

Hard

CCSS
8.EE.B.5, 8.SP.A.2, HSS.ID.B.6A

+6

Standards-aligned

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a trendline?

Back

A trendline is a line that is drawn on a graph to show the general direction or trend of a set of data points.

Tags

CCSS.8.SP.A.2

2.

FLASHCARD QUESTION

Front

How can trendlines be used to make predictions?

Back

Trendlines can be extended to predict future values based on the established relationship in the data.

3.

FLASHCARD QUESTION

Front

What does a scatterplot represent?

Back

A scatterplot represents the relationship between two variables, showing how one variable may affect another.

4.

FLASHCARD QUESTION

Front

What is the purpose of a line of best fit?

Back

The line of best fit is used to summarize the relationship between variables in a scatterplot and to make predictions.

Tags

CCSS.8.EE.B.5

5.

FLASHCARD QUESTION

Front

How do you determine the value of a variable using a trendline?

Back

To determine the value, locate the corresponding value on the trendline for the given input variable.

6.

FLASHCARD QUESTION

Front

What does a positive slope in a trendline indicate?

Back

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

Tags

CCSS.8.EE.B.5

7.

FLASHCARD QUESTION

Front

What does a negative slope in a trendline indicate?

Back

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

Tags

CCSS.8.EE.B.5

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