Scatterplots

Scatterplots

Assessment

Flashcard

Mathematics

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a scatterplot?

Back

A scatterplot is a graph that shows the relationship between two quantitative variables by displaying data points on a two-dimensional axis.

2.

FLASHCARD QUESTION

Front

What does the correlation coefficient indicate in a scatterplot?

Back

The correlation coefficient indicates the strength and direction of a linear relationship between two variables, ranging from -1 (perfect negative correlation) to +1 (perfect positive correlation).

3.

FLASHCARD QUESTION

Front

What is the purpose of a trend line in a scatterplot?

Back

A trend line is used to summarize the relationship between the variables and can help predict future values.

4.

FLASHCARD QUESTION

Front

How do you identify outliers in a scatterplot?

Back

Outliers are data points that fall far away from the general cluster of points in a scatterplot, indicating they do not fit the pattern of the rest of the data.

5.

FLASHCARD QUESTION

Front

What does a positive correlation look like in a scatterplot?

Back

A positive correlation in a scatterplot appears as a pattern where, as one variable increases, the other variable also tends to increase.

6.

FLASHCARD QUESTION

Front

What does a negative correlation look like in a scatterplot?

Back

A negative correlation in a scatterplot appears as a pattern where, as one variable increases, the other variable tends to decrease.

7.

FLASHCARD QUESTION

Front

What is the difference between correlation and causation?

Back

Correlation indicates a relationship between two variables, while causation implies that one variable directly affects the other.

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