Correlation Quiz

Correlation Quiz

Professional Development

7 Qs

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Correlation Quiz

Correlation Quiz

Assessment

Quiz

Others

Professional Development

Practice Problem

Easy

Created by

ebtssam elhalwany

Used 1+ times

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does Correlation measure?

The average of two variables

The difference between two variables

The strength and direction of the relationship between two variables

How many times a value is repeated

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If r = +1, what does that mean?

Perfect positive correlation

Perfect negative correlation

No correlation

Outliers detected

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If r = -1, what does that mean?

Strong positive correlation

Strong negative correlation

No relationship

The variables are identical

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If r = 0, what does that mean?

There is no linear relationship

Strong positive relationship

Strong negative relationship

Data is identical

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of correlation is this: As income increases, spending increases.

Positive correlation

Negative correlation

No correlation

Outlier correlation

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT true about correlation?

Correlation shows the relationship between two variables

Correlation tells you which variable causes the other

Correlation has values between -1 and +1

Correlation can be positive or negative

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What kind of graph is used to visualize correlation?

Box Plot

Pie Chart

Scatter Plot

Bar Chart

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