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QUANTITATIVE RESEARCH INTRO

Total questions: 25

Worksheet time: 6mins

Name
Class
Date
1.

Any unaccounted for variable that confuses the relationship between the IV and DV. (a)  

Choose from the below words
Extraneous variable
Response variable
Antecedent variable
Extra variable
2.
Discrete variables
a)
Can be negative whole numbers
b)
Can be expressed as fractions
c)
Referred to as interval variables
d)
Can be counted
3.
Discrete data is from qualities that can be _________.
a)
Measured
b)
Counted
c)
Both
d)
None of the above
4.
Which of the followingis NOT continuous data?
a)
Person's height each year
b)
The volume of water in a swimming pool each day
c)
Cars finished in a factory
d)
Height of a plant each day
5.
Daily rainfall is an example of what sort of data?
a)
Discrete
b)
Continuous
c)
Both
d)
None of the above
6.
Which of these is NOT discrete data?
a)
How many students are absent from school each day
b)
The number of people who drive through a red lught each hour during rush hour
c)
Height of a sunflower as measured each day
d)
All of the data is discrete
7.
As temperature increase from 65°C to 95°C, the zone of inhibition becomes bigger. What is the independent variable?
a)
Increase temperature from 65°C to 95°C
b)
Zone of inhibition
8.
The variable measured in an experiment is:
a)
The independent variable
b)
A null hypothesis
c)
The dependent variable
d)
An alternative hypothesis
9.
An extraneous variable:
a)
is deliberately changed in an experiment
b)
is an uncontrolled variable that could affect the DV
c)
Is measured in an experiment
d)
Occurs only in field studies
10.
Selecting participants who just happen to be available is called:
a)
Opportunity sampling
b)
Volunteer sampling
c)
Random sampling
d)
Quota sampling
11.
The independent variable in  study is:
a)
The one that is excluded
b)
The one that is changed by the experimenter
c)
The one that is observed or measured
d)
Not of interest to the experimenter
12.
A student plans to investigate the effects of practice on IQ test performance. Some participants are given two practice tests prior to the IQ test whereas others do the test beforehand. The dependent variable in this study is:
a)
The participants
b)
The effects of practice
c)
IQ test performance before the study
d)
IQ test performance at the end of the study
13.
Which of the following is a random sample?
a)
Names drawn from a hat
b)
Asking people if they would like to take part
c)
Every 10th name in the register
d)
Taking whoever happens to be there
14.
A correlation looks at the relationship between:
a)
An IV and a DV
b)
Two co-variables
c)
Three co-variables
d)
Extraneous variables
15.
Good attendance in lessons is related to high grades is a:
a)
Positive correlation
b)
Zero correlation
c)
Negative correlation
d)
Accidental correlation
16.
A weakness of a correlation is:
a)
Can only investigate 'straight line' relationships
b)
Cannot be developed into further research
c)
Tells us nothing about cause and effect
d)
Can only tell us about the direction of a relationship
17.
The purpose of an experiment is to:
a)
Test extraneous variables
b)
Measure an independent variable
c)
Demonstrate a cause and effect relationship
d)
Change a dependent variable
18.
A field experiment:
a)
Controls extraneous variables well
b)
Has no DV
c)
Does not have standardised procedures
d)
Takes place in a natural setting
19.

The following statements describes the characteristics of a quantitative research study EXCEPT

a)

The purpose is to examine relationships among variables.

b)

The purpose is to describe new situation, events or concepts.

c)

The purpose is to describe life experiences.

d)

The purpose is to generate numerical information through an objective process.

20.

Which of the following is a type of quantitative research design?

a)

Ethnography.

b)

Correlational.

c)

Randomization.

d)

Grounded theory.

21.

Identify the independent variable in this research study:

In school-age children with asthma, is anger a trigger for an asthmatic attack?

a)

School.

b)

Anger.

c)

Asthmatic attack.

d)

Children.

22.

What is the difference between quasi-experimental and non-experimental: correlational research design?

a)

There is no intervention in quasi-experimental research design.

b)

There is no intervention in correlational research design.

c)

There is randomization in quasi-experimental research design.

d)

There is randomization in correlational research design.

23.
This type of qualitative research aims to observe and report on a certain phenomenon.
a)
Correlational
b)
Descriptive
c)
Quasi
d)
Experimental
24.
Discrete variables
a)
Can be negative whole numbers
b)
Can be expressed as fractions
c)
Referred to as interval variables
d)
Can be counted
25.
A _________ is any element or entity which can be measured for quantity or quality.
a)
Discrete
b)
Variable
c)
Ratio variable
d)
Ordinal

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