PAL PSYU3349 Week 8

PAL PSYU3349 Week 8

University

7 Qs

quiz-placeholder

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PAL PSYU3349 Week 8

PAL PSYU3349 Week 8

Assessment

Quiz

Mathematics, Science, Other

University

Practice Problem

Hard

Created by

Diana Babajanyan

Used 5+ times

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7 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When predicting a categorical outcome you are predicting:

Relative differences

Category membership

A score on a scale

Difference in slopes

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The Chi-Square Test is a test of:

Assumptions

Normality

Difference between group means

Association

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

A bigger chi-square statistic indicates:

A bigger difference between observed and expected frequencies

A smaller difference between observed and expected frequencies

Greater independence among categories

Assumptions are not met

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When running a chi-square test of independence, which variable is the row variable and which is the column variable?

IV = row, IV = collumn

DV = row, IV = collumn

IV = row, DV = collumn

None of the above

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What does the following syntax give you?

tab hair_colour pets, row

A contingency table for hair_colour and pets, with row percentages

A contingency table for hair_colour and pets, with column percentages

Separate frequency tables for hair_colour and pets

A contingency table for hair_colour and pets (without percentages)

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is NOT a problem with running a linear regression with a categorical DV?

Predicted values are not constrained to lie within the logical range 0 to 1

Distribution of residuals is not normal

Coefficients have no clear interpretation

There is no link function that relates IVs to a categorical DV

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Which of the following effect sizes is NOT a relative measure?

Relative risk

Odds ratio

Rate difference

All of these effect sizes are relative measures