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NUR3300 > Chapter 9 and 13 Vocab (quiz 3/25) > Flashcards

Chapter 9 and 13 Vocab (quiz 3/25) Flashcards

1
Q

alternate form

A

a test for instrument reliability where new instruments are given intwo different versions. scores are correlated. strong positive corelations indicate good reliability; alson known as parallel form

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2
Q

case studies

A

a description of a single or novel event

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3
Q

categorical data

A

the lowest level of measurement whereby data are categorized simply into groups; nominal data

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4
Q

concurrent validity

A

a test for criterion-related validity when a new instrumetn is adminstered at the same time as an instrument known to be valid. scores of the two instrumetns are compared. strong positive correlations indicate good validity.

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5
Q

construct validity

A

a threat to external validity when the instrument does not accurately measure the theoretical concepts

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6
Q

content validity

A

a kind of validity to ensure that the instrument measures the concept; a test in which experts on the topic are asked to judge each item on an instrument by assigning a rating to determine its fit with the concept being measured.

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7
Q

continuous data

A

Interval-or ratio-level data that use a continuum of numeric values with equal intervals

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8
Q

convergent testing

A

a test for constrct validity in which new instruments are administered at the same time as an instrument known to be valid. scores of the two instruments are compared. strong, positive correlations indicate good vailidty.

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9
Q

correlation coefficient

A

an estimate, ranging from 0.00 to +1.00, that indicates the reliablity of an instrument; a statistic used to describe relationship between two variables

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10
Q

criterion-related validity

A

degree to which the observed score and the true score are related

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11
Q

cronbach’s alpha

A

a test for instruments reliablity used with interval or ratio items; using a computure, all items are simultaneously compared

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12
Q

dicotomous

A

nominal measuremnt when only two possible fixed responses exist such as yes or no

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13
Q

direct observations

A

observing phenomena using the five senses

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14
Q

divergent testing

A

a test for construct validity in which new instruments are administered at the same time as an instrument measuring the opposiste of the concept. Scores of the two instruments are compared. Strong negative correlations indicate good validity.

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15
Q

equivalence

A

an attribute of reliablity in which there is agreement between alternate forms of an instrument or alternate raters.

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16
Q

face validty

A

a test for content validity when colleagues or subjects examine an instrument and are asked whether it appears to measure the concept

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17
Q

factor analysis

A

a test for construct validity that is a statistical approach to identfify items that group together

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18
Q

focus groups

A

a strategy to obtain data from small group of people using interview questions

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19
Q

hypothesis testing

A

collection of objectively measureable data that are gathered through the five senses to confirm or refute a hypothesis; empirical testing; a test for construct validity

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20
Q

internal consistency

A

an attribute of reliability when all items on an instrument measure the same concept

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21
Q

interrater reliability

A

a test for instrument reliability when two observers measure the same event. scores are correlated. strong positive correlations indicate good reliablity.

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22
Q

interval

A

a continuum of numeric values with equal intervals but lacks an absolute zero.

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23
Q

interviews

A

a method for collecting data in person or over the telephone.

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24
Q

item to total correlation

A

a test for instrument reliability when each item is correlated to the total score; reliable items have strong corerlations with the total score

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25
Q

known group testing

A

a test for construct validity in which new instruments are administered to individuals known to be high or low on the characteristic being measured.

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26
Q

kuder-richardson coefficient

A

a test for instrument reliability for use with dichotomous items; using a computer, all items are simultaneously compared

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27
Q

levels of measurement

A

a system of classifying measurements according to a hierarchy of measurement and the type of statistical tests that are appropriate; levels are nominal, ordinal, interval, and ratio.

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28
Q

likert scales

A

ordinal level sclae containing seven points on an agree or disagree continuum

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29
Q

measurement error

A

the difference between the true score and the observed score

30
Q

methodological

A

studies for the purpose of creating and testing new instruments

31
Q

multitrait-multimethod testing

A

test for construct validity in which a new instrument, established instrument of same concept, and established instrument of opposite concept are given at the same time; strong positive and negative correlations indicate good validity.

32
Q

nominal

A

The lowest level of measurement whereby data are categorized simply into groups; categorical data

33
Q

observations

A

a technique to gather data

34
Q

ordinal

A

a continuum of numeric values where the intervals are not meant to be equal

35
Q

parallel form

A

a test for instrumetn reliability where new instruments are given in two different versions. scores are correlated. strong positive correlations indicate good reliability; also known as alternate form.

36
Q

physiological measures

A

data obtained from teh measuremtn of biological, chemical, and microbiological phenomena

37
Q

predictive validity

A

a test for criterion-related validity where a enw isntrument is given at two different times and scores are correlated. strong positive correlations indicate good validity

38
Q

psychometrics

A

the development of instruments to measure psychological attributes

39
Q

questionnaires

A

a printed instrument used to gather data

40
Q

random error

A

error that occurs by chance during measurement

41
Q

ratio

A

the highest level of measuremtn that involves numeric values that begin with an absolute zero and have equal intervals

42
Q

reliability

A

obtainment of consistent measurements over time

43
Q

scales

A

used to assign a numeric value or score on a continuum

44
Q

split-half reliability

A

a test for instrument reliability in which the items are divided to form two isntruments

45
Q

stability

A

an attribute of reliability wheninstruments render the same scores with repeated measures under the same circumstances

46
Q

systematic error

A

error that occurs in the same way with each measurement

47
Q

test-retest reliability

A

a test for instrument reliability when new instruments are given at two different times under the same conditions. scores are correlated. strong positve correlations indicate good reliability.

48
Q

unstructured observations

A

a method of data collection associated with qualitative research

49
Q

validity

A

the degree that an instrument measures what it is supposed to measure

50
Q

visual analog scale

A

ratio level scale of 100mm line anchored on each end with words or symbols

51
Q

auditability

A

the degree to which the examination of qualitative data can be shown to be consisten over time and to support the findings

52
Q

axial coding

A

the analysis of categories and lables after open coding has been completed

53
Q

coding

A

assignment of lables to each line of transcript in qualitative analysis

54
Q

confessionist tales

A

personalized accoutns by qualitiative reserachers that provide insight about data collection and scientific rigor

55
Q

confirmability

A

one of four criteria for a trustworthy qualitative study related to the rigorous attempts to be objective and the maintennce of audit trails to document the research process

56
Q

credibility

A

one of four criteria for establishing a trustworthy qualitative study referring to the truth or believability of findings

57
Q

data reduction

A

the simplification of large amounts of data obtained from qualitative interviews or other sources

58
Q

data saturation

A

in qualitative research the time when no new information is being obtained and repetition of new information is consistently heard

59
Q

dependability

A

one of four criteria for a trustworhty qualitative study related to consistency in the findings over time; auditability

60
Q

impressionist tales

A

chronicles by qualitative researchers using story telling and more personal descriptions about the experience of conducting the study

61
Q

member checks

A

a strategy for qualitative studies in which the researcher goes back to participants and shares the results with them to ensure the findings reflect what participants said

62
Q

negative case analysis

A

a qualitative strategy involving the analysis of cases that do not fit patterns or categories

63
Q

open coding

A

the grouping of qualitative data into categories that seem logical

64
Q

peer debriefing

A

a technique used in qualitative research when the researcher enlists the help of another person, who is a peer, to discuss the data and findings

65
Q

personal narrative

A

a way of conveying the meaning of experiences through a storytelling approach

66
Q

qualitative data analysis

A

the production of knowledge that results from analysis of words

67
Q

realist tales

A

a real-life acount of the culture being studied presented in a third person voice clearly separating researchers from participants

68
Q

replicated

A

when another researcher has findings similar to a previous study

69
Q

representativeness

A

the degree to which elements of the sample are like elements in the population

70
Q

transferability

A

one of four criteria for a trustworthy qualitative study relating to whether findings from one study can be transferred to as imilar context

71
Q

trustworthiness

A

the quality, authenticity, and truthfulness of findings from qualitative research

NUR3300 (20 decks)

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