Chapter 10

0.0(0)
studied byStudied by 0 people
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
Card Sorting

1/23

encourage image

There's no tags or description

Looks like no tags are added yet.

Study Analytics
Name
Mastery
Learn
Test
Matching
Spaced

No study sessions yet.

24 Terms

1
New cards
Population
The entire group of individuals or instances about whom we hope to learn.
2
New cards
Sample
A subset of the population examined in order to gather data.
3
New cards
Sample Survey
A study that collects data from a sample to learn about the population from which the sample was drawn.
4
New cards
Bias
Any systematic error in a study that results in an incorrect estimate of the population parameter.
5
New cards
Randomization
The practice of using chance methods to assign subjects to treatments to eliminate bias.
6
New cards
Sample Size
The number of observations or individuals in a sample.
7
New cards
Census
A study that attempts to collect data from every individual in the population.
8
New cards
Population Parameter
A numerical value summarizing a characteristic for the entire population.
9
New cards
Statistic & Sample Statistic
A numerical value summarizing a characteristic for a sample.
10
New cards
Representative
A sample that accurately reflects the characteristics of the population.
11
New cards
Simple Random Sample (SRS)
A sampling method where every member of the population has an equal chance of being selected.
12
New cards
Sampling Frame
A list of individuals from whom the sample is drawn.
13
New cards
Sampling Variability
The natural variation in sample statistics from one sample to another.
14
New cards
Stratified Random Sample
A sampling method where the population is divided into strata, and random samples are taken from each stratum.
15
New cards
Cluster Sample
A sampling method where the population is divided into clusters, and entire clusters are randomly selected.
16
New cards
Multistage Sample
A sampling method that combines several sampling methods.
17
New cards
Systematic Sample
A sampling method where every nth individual is selected from a list or queue.
18
New cards
Pilot Study
A small trial run of a study to test its methods and procedures.
19
New cards
Voluntary Response Sample
A sample consisting of individuals who choose themselves by responding to a general invitation.
20
New cards
Voluntary Response Bias
Bias introduced when individuals can choose on their own whether to participate in the sample.
21
New cards
Convenience Sample
A sample chosen based on ease of access and not randomness.
22
New cards
Undercoverage
When some members of the population are inadequately represented in the sample.
23
New cards
Nonresponse Bias
Bias introduced when a significant portion of those sampled fails to respond.
24
New cards
Response Bias
Bias that occurs when the behavior of the respondent or interviewer influences the results.