# EDUC 750 Quiz 3

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Liberty University

EDUC 750 Quiz 3 Conceptualization, Measurement, and Sampling

∑ Covers the Learn material from Module 3: Week 3. ∑ Contains 25 multiple-choice and true/false questions. ∑ Is limited to 60 minutes. ∑ Allows 1 attempt. ∑ Is worth 75 points.

Submit this assignment by 11:59 p.m. (ET) on Sunday of Module 3: Week 3.
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Attempt 1

Score for this quiz: 75 out of 75

Time 47 minutes

Score 75 out of 75

Submitted Nov 9 at 9:18pm This attempt took 47 minutes.
Question 1
3 / 3 pts The important difference between the ratio level of measurement and the interval level is:
the interval level has an absolute zero point, whereas the ratio level does not.
the ratio level has an absolute zero point, whereas the interval level does not.
variables at the interval level may be multiplied, whereas those at the ratio level cannot.
variables at the ratio level represent fixed measurement units, whereas variables at the interval level have open-ended units.
Question 2
3 / 3 pts Which level of measurement is the most mathematically precise?
Ordinal
Ratio
Interval
Nominal

Question 3
3 / 3 pts In a study of school attendance patterns for Girl Scout Troop 1234, gender would be considered a (n): variance.
constant.
factor.
operation.
Question 4
3 / 3 pts The definition of a concept is closely related to: intelligence.
poverty.
income.
theory.
Question 5

3 / 3 pts The absolute standard of poverty was developed by: Christine Hahn
Patrick Allen
Maryann Hayes
Mollie Orshansky
Question 6
3 / 3 pts Few resources, less qualified teachers, and lower academic performance are characteristics of: high poverty schools.
schools that offer aftercare programs.
schools that offer breakfast programs.
racially diverse schools.
Question 7
3 / 3 pts

A researcher who reverses the order of the response choices in an index and then readministers that index to subjects is likely trying to establish _ reliability. test-retest
interobserver
alternate-forms
split-halves
Question 8
3 / 3 pts Triangulation refers to the: precision of the level of measurement.
use of two or more different measures of the same variable.
phenomenon that occurs when a researcher recuses herself from a study.
combined validity and reliability of a study.
Question 9
3 / 3 pts The ratio level of measurement identifies variables whose variables have no mathematical interpretation.

True
False
Question 10
3 / 3 pts Level of measurement has important implications for the type of statistics that can be used in a study.
True
False
Question 11
3 / 3 pts Data derived from historical documents or policy reports would be considered an unobtrusive measure.
True
False
Question 12
3 / 3 pts Researchers choose levels of measurement in the process of operationalizing variables.
True

False
Question 13
3 / 3 pts Research in which information is obtained through the responses that all available members of an entire population give to questions is called a: census.
representative sample.
bias.
survey.
Question 14
3 / 3 pts The larger the , the less the findings. population; reliable
sampling error; generalizable
enumeration; valid
sampling frame; consequential

Question 15
3 / 3 pts Snowball sampling would be most useful for studying which one of the following groups? First graders exhibiting aggressive behavior toward their classmates
Elementary school children who have experienced bullying
Question 16
3 / 3 pts A study sampling students at Pine Ridge Elementary in Beachside, Iowa would represent the population of: all elementary students in Iowa.
all students at Pine Ridge Elementary.
all kindergarten students in Beachside, Iowa.
all students in the United States.

Question 17
3 / 3 pts Completeness and saturation are two tests involved in _ sampling. quota
random
purposive
snowball
Question 18
3 / 3 pts Sample generalizability refers to: the statistical results of a study.
whether or not findings from a sample of the population can be generalized to the population from which the sample was selected.
whether or not the findings from a study of one population can be generalized to another different population.
the diversity of the elements being studied.

Question 19
3 / 3 pts What is the primary limitation of cluster sampling compared to simple random samples? The sample is not representative of the population.
The sampling error is greater.
There is too much homogeneity.
It is only a one-stage procedure.
Question 20
3 / 3 pts Which type of sampling ensures that the sample represents certain characteristics in proportion to the population? quota
random
purposive
snowball
Question 21

3 / 3 pts The number of elements from one sample case to another is called the sampling: frame.
interval.
statistic.
association.
Question 22
3 / 3 pts Sample quality is entirely determined by the sampling method itself. True
False
Question 23
3 / 3 pts Quota sampling does not use a random selection procedure. True
False

Question 24
3 / 3 pts In order to evaluate the quality of a sample, the population must be clearly stated.
True

False
Question 25
3 / 3 pts Choosing sites on the basis of their fit with a typical situation helps increase the generalizability of the sample
True

False