EDUC 750 Quiz 2

Liberty University Online Academy - EDUC 750EDUC 750 Quiz 2

 Question 1

3 out of 3 points

Open ended questions are most often used in research involving:

·         Question 2

3 out of 3 points

Which level of measurement is also called the qualitative level?

·         Question 3

3 out of 3 points

The important difference between the ratio level of measurement and the interval level is:

·         Question 4

3 out of 3 points

Which type of validity is used when no clear criterion exists for validation purposes?

·         Question 5

0 out of 3 points

Researchers often use which definition of children “at risk”?

·         Question 6

3 out of 3 points

According to the authors, available online data are usually inaccurate.

·         Question 7

3 out of 3 points

Which of the following is NOT an unobtrusive measure, as outlined by Webb et al. (2000)?

·         Question 8

3 out of 3 points

Concurrent and predictive validity are types of _____ validity.

·         Question 9

0 out of 3 points

Which level of measurement is the most mathematically precise?

·         Question 10

3 out of 3 points

Triangulation refers to the:

·         Question 11

3 out of 3 points

Direct observation may be a primary or supplementary form of measurement in a study.

·         Question 12

3 out of 3 points

Reliability is a prerequisite for measurement validity.

·         Question 13

3 out of 3 points

Quota sampling does not use a random selection procedure.

·         Question 14

3 out of 3 points

Random selection is typically a haphazard process.

·         Question 15

3 out of 3 points

Which sampling method relies on a random selection procedure?

·         Question 16

3 out of 3 points

Which one of the following statements accurately describes a normal distribution?

·         Question 17

3 out of 3 points

How many steps are involved in systematic random sampling?

·         Question 18

3 out of 3 points

What is the primary limitation of cluster sampling compared to simple random samples?

·         Question 19

3 out of 3 points

Snowball sampling would be most useful for studying which one of the following groups?

·         Question 20

3 out of 3 points

Choosing sites on the basis of their fit with a typical situation helps increase the generalizability of the sample

·         Question 21

3 out of 3 points

The number of elements from one sample case to another is called the sampling:

·         Question 22

3 out of 3 points

A study sampling students at Pine Ridge Elementary in Beachside, Iowa would represent the population of:

·         Question 23

3 out of 3 points

Understanding sampling distributions is the foundation for understanding how statisticians can estimate sampling error.

·         Question 24

3 out of 3 points

Which type of research would be most likely to involve a nonprobability sampling method?

·         Question 25

3 out of 3 points

The smaller the sample size, the less sampling error.