Research FinalD

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

T or F: By definition, scholarly writing is not aimed at persuading readers

False

T or F: Generally, it is not necessary to pretest a well-designed questionnaire

False

T or F: If your results are reliable, it means they must be accurate or true

False

T or F: In non-probability sample, every unit has an equal chance of being selected

False

T or F: Intercoder reliability attempts to show that a measure of communication will produce the same results at two different times if everything else is the same

False

T or F: Research reports for a corporate audience should always have a full scholarly literature review

False

T or F: The goal of experimental design is to determine correlations

False

T or F: To determine causation, the independent variable must be caused by the dependent variable

False

T or F: Standard error decreases as sample size decreases

False (error deceases as sample size increases)

T or F: Mean, median, and mode are all measures of dispersion

False: measures of central tendency

Which of the following is NOT true of the survey method?

Most survey questions are open-ended

Stratified random sampling is a way to ensure that

Small but important subgroups of a population are captured in a sample

Which of the following is the more sophisticated experimental design?

Solomon Four-Group

The letters SPSS stand for

Statistical Package for the Social Sciences

Correlation coefficients indicate the

Strength of the relationship between two variables

T or F: A z-score is the number of units of standard deviation a value is above or below the mean

True

T or F: Double-barreled questions ask two questions simultaneously but allow for only one answer

True

T or F: Factorial designs are experimental students that manipulate two or more variables

True

T or F: For observational studies. it is essential to maintain notes for everything that happens during your research

True

T or F: Generally, larger sample sizes reduce sampling error

True

T or F: In test-retest, a test is given to a group of people and then repeated, with the same people, a week or two later

True

T or F: Minimum, maximum, and range are all measures of dispersion

True

T or F: Nominal and ordinal data are considered "discrete" variables

True

T or F: Often, scholarly research is presented at a conference before it is published

True

T or F: One problem with writing research results for news media is that research details get dropped

True

T or F: Quota sampling is one type of purposive sampling

True

T or F: The focus of internal validity is on experimental design

True

T or F: The focus or external validity is on whether the experiment has captured the external world the researcher is investigating

True

Which of the following is not a measure of central tendency? (mean, median, mode, variance)

Variance

Correlation scores range between

0 and 1

A questionnaire is

A specific set of questions respondents answer

Which of the following is not a guide for writing in scholarly style? (MLA, APA, AP, Chicago)

AP

Adapting scholarly research reports to the needs of news media means

Answering the "so what?" question

Which of the following is not a demographic question? age, gender, marital status or attitude to marriage

Attitude to marriage

Ratio scales have values that

Can be computed and a true zero

A study that includes every member of a population is a

Census

Age ___ 0-4___5-9____10-14___15-19 example of what scale

Interval

Leading questions are questions that

Lead respondents to give answers the research is looking for

A course in communication ethics is essential to my career (strongly disagree, neutral, strongly agree) example of:

Likert-type Scale

The leadership in my work is (powerful --- weak) example of:

Semantic Differential Scale

Press, radio, tv: example of what measurement

Nominal

NOIR means

Nominal - Ordinal - Interval - Ratio

"Freshman, sophomore, junior, senior) example of ____ measurement

Ordinal

Every single unit of a group you want to study makes up a

Population

Statistics that describe only one variable are known as _______ statistics

bivariate

The term ecological isomorphism refers to the extent in which the

experimental conditions replicate real-life conditions

The t test compares

the mean scores of two groups on the same variable to determine the probability that the groups are different

Dichotomous questions ask respondents to select one response from _________ possible response(s)

two


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