Scatter Plots Construction Correlation

Scatter Plots Construction Correlation

9th Grade

14 Qs

quiz-placeholder

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Scatter Plots Construction Correlation

Scatter Plots Construction Correlation

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

Anthony Clark

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Estimate the correlation coefficient for this scatterplot.

r = 1.2

r = 0.89

r = 0

r = -0.89

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

What type of association does this scatter plot represent?

positive linear association

negative linear association

no association

nonlinear association

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Determine the correlation coefficient of the given data:

.9820

-.9643

-1.409

.164

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Based on the graph, if Joe earned $400, how many hours did he work?

15 hours

20 hours

25 hours

30 hours

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Determine the Correlation Coefficient and decide whether it is weak, moderate, or strong.

0.07 weak

-0.26 weak

-0.26 moderate

0.07 strong

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The correlation coefficient is a number "r" such that: 

-1<r<1

-1>r>1

-1≤r≤1

-1≥r≤1

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If the correlation coefficient of a table of data is 0.85, what is true about the line of best fit?

There is a weak, positive relationship

There is a strong, positive relationship

There is a weak, negative relationship

There is a strong, negative relationship

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