Y1 Week 2_Controlling Variables in Experiments

Y1 Week 2_Controlling Variables in Experiments

University

21 Qs

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Y1 Week 2_Controlling Variables in Experiments

Y1 Week 2_Controlling Variables in Experiments

Assessment

Quiz

Other

University

Practice Problem

Medium

Created by

Elenie Etheridge

Used 3+ times

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21 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary purpose of controlling variables in an experiment?

To increase the sample size

To establish cause-and-effect relationships

To ensure ethical standards are met

To simplify the experimental design

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of a controlled variable?

The independent variable

The dependent variable

A variable kept constant to ensure reliability

A confounding variable

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a study examining the effect of sleep on memory recall, which of the following could be a confounding variable?

The amount of sleep participants get

The age of the participants

The type of memory tasks used

The setting in which the study takes place

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method is considered the best for controlling extraneous variables?

Random sampling

Matching participants

Standardizing procedures

All of the above

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the term for variables that vary systematically with the IV so we cannot be sure of the true source of the change to the DV, thus distorting the results?

Extraneous variables

Controlled variables

Confounding variables

Dependent variables

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

True or False: Random assignment helps to control for individual differences among participants.

False
True

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

True or False: The independent variable is the variable that researchers try to control in an experiment.

True

False

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