Chapter 9 Review

Chapter 9 Review

Assessment

Flashcard

Mathematics

9th - 12th Grade

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What should a residual plot look like?

Back

A residual plot should look random, indicating no discernible pattern in the residuals.

2.

FLASHCARD QUESTION

Front

In order to graphically represent a correlation between two variables, researchers construct a ___

Back

scatterplot.

3.

FLASHCARD QUESTION

Front

A perfect negative correlation has a correlation coefficient of ____

Back

-1.

4.

FLASHCARD QUESTION

Front

The correlation coefficient is always between ___ and ___

Back

-1 and 1.

5.

FLASHCARD QUESTION

Front

Determine the correlation coefficient of the given data: - .8477, .1770, .8956, - .9463

Back

- .9463.

6.

FLASHCARD QUESTION

Front

What does a correlation coefficient of 0 indicate?

Back

A correlation coefficient of 0 indicates no correlation between the two variables.

7.

FLASHCARD QUESTION

Front

What is the purpose of a scatterplot?

Back

A scatterplot is used to visually represent the relationship between two quantitative variables.

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