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Statistics and Regression Quiz

Authored by Sharmaine Altejos

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University

Statistics and Regression Quiz
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of test compares an individual's score to others in a norm group?

Inferential Tests

Norm-Referenced Tests

Criterion-Referenced Tests

Descriptive Tests

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which correlation indicates that both variables move in the same direction?

No correlation

Biserial correlation

Negative correlation

Positive correlation

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does regression use to predict scores on one variable from another?

Median

Mean

Correlation

Standard deviation

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the range of the Pearson correlation coefficient?

0 to 1

-1 to 1

0 to 100

-1 to 0

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which correlation is used for ranked data?

Tetrachoric Correlation

Phi Coefficient

Spearman's Rho

Point Biserial Correlation

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the coefficient of determination (r²) represent?

The proportion of variation explained

The strength of a relationship

The total number of variables

The average of a dataset

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the coefficient of alienation?

1 - r²

r + 1

r

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