SW410: Chapters 10 and 11

Question 1

The extent to which members of a sample or population are similar to one another:

Accepted Answer

Homogeneity

Question 2

A needs assessment approach of eliciting expert opinions from individuals who are presumed to have special knowledge:

Accepted Answer

Key Informants

Question 3

The extent to which we can generalize the findings of a study to settings and populations beyond the study conditions:

Accepted Answer

External Validity

Question 4

The extent to which members of a sample or population are different from one another:

Accepted Answer

Heterogeneity

Question 5

A category of sampling methods which are non-random and often result in biased samples.

Accepted Answer

Non-probability Sampling

Question 6

A probability sampling method in which every k th unit in the sampling frame is selected, after a random start.

Accepted Answer

Systematic Sampling

Question 7

The list of individuals from which a sample is selected when using probability or random sampling.

Accepted Answer

Sampling Frame

Question 8

An estimate of a population using data obtained from a sample.

Accepted Answer

Statistic

Question 9

A type of needs assessment that makes use of existing statistics that reflect conditions of an entire population.

Accepted Answer

Social Indicators

Question 10

The number of people participating in a survey divided by the number of people who were asked to respond:

Accepted Answer

Response Rate

Question 11

The actual value of something in the population (e.g. mean income or age).

Accepted Answer

Parameter

Questions 11