Correlation Practice

Correlation Practice

12th Grade

20 Qs

quiz-placeholder

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Correlation Practice

Correlation Practice

Assessment

Quiz

Mathematics

12th Grade

Practice Problem

Hard

Created by

Anthony Clark

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Rank these scatter plots according to the intensity of the correlation represented, from weakest to strongest.

1, 2, 3, 4

2, 4, 3, 1

4, 3, 2, 1

1, 3, 4, 2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Rank these scatter plots according to the intensity of the correlation represented, from weakest to strongest.

1, 2, 3, 4

2, 4, 3, 1

4, 3, 2, 1

1, 3, 4, 2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What would be the correlation be between study time and test grades?

positive correlation

negative correlation

no correlation

cannot be determined

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What type of correlation describes the following sentence:
The number of people that go the pool and the temperature outside.

positive

negative

none

cannot be determined

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

The table below shows 6 students' overall averages and their averages in their math class. If a linear model is applied to these data, which statement best describes the correlation coefficient? Hint: Make the table in Desmos and check the correlation

It is close to −1.

It is close to 1.

It is close to 0.

It is close to 0.5.

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Media Image

What is the correlation coefficient of the regression line?

0.986

2527

total length (cm) = 1.1forklength (cm) + 4.1

4.1

7.

MULTIPLE SELECT QUESTION

1 min • 1 pt

Media Image

Choose two words from those listed below to best describe the correlation between the two variables.

strong

weak

positive

negative

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