UPDATED ACTUAL Exam Questions and
CORRECT Answers
Quantitative research designs - CORRECT ANSWER - -survey
-experimental and quasi-experimental
-usually numbers
Qualitative research designs - CORRECT ANSWER - -interviews
-observational
-document analysis
-usually words, images, etc
Inductive research - CORRECT ANSWER - works from known info to develop a theory
by establishing relationships/patterns in the data (data -> theory)
deductive research - CORRECT ANSWER - sets out to prove/disprove a theory by
collecting data and testing hypothesis (theory ->data)
what are the types of sampling? - CORRECT ANSWER - -random
-stratified
-purposive
-convenience
random sampling - CORRECT ANSWER - -a sample that fairly represents a population
because each member has an equal chance of inclusion
-a subset of individuals randomly selected by researchers to represent an entire group as a whole.
, random assignment - CORRECT ANSWER - assigning participants to experimental and
control conditions by chance, thus minimizing preexisting differences between those assigned to
the different groups
stratified sampling - CORRECT ANSWER - -A type of probability sampling in which the
population is divided into groups with a common attribute and a random sample is chosen within
each group
-population divided into "strata" then randomly sampled
Purposive sampling - CORRECT ANSWER - -a biased sampling technique in which only
certain kinds of people are included in a sample
-purposely select participants based on predetermined characteristics
Convenience sampling - CORRECT ANSWER - -choosing individuals who are easiest to
reach
-whatever you get is what you get
descriptive statistics - CORRECT ANSWER - numerical data used to measure and
describe characteristics of groups. Includes measures of central tendency and measures of
variation.
inferential statistics - CORRECT ANSWER - numerical data that allow one to generalize-
to infer from sample data the probability of something being true of a population
Mean - CORRECT ANSWER - the arithmetic average of a distribution, obtained by
adding the scores and then dividing by the number of scores
median - CORRECT ANSWER - the middle score in a distribution; half the scores are
above it and half are below it
mode - CORRECT ANSWER - the most frequently occurring score(s) in a distribution