STAT 503 Exam 1 Latest Update 2025-2026 Exam 60 Questions with 100% Verified Correct Answers Guaranteed A+
2 Primary types of outcome tools - CORRECT ANSWER: -performance based measure
(objective exam) -self report measure (patients perception)
accessible population - CORRECT ANSWER: subset of the target population,
consisting of those individuals who are accessible to be recruited
case control of non-experimental research design - CORRECT ANSWER: comparison
of cases with controls
case report of non-experimental research design - CORRECT ANSWER: descriptive
study reporting data on ONE subject
case series of non-experimental research design - CORRECT ANSWER: descriptive
studies of a FEW cases
cluster probability sampling - CORRECT ANSWER: used when naturally occurring
pockets of population of geographically dispersed then randomly selected from those pockets
continuous variable - CORRECT ANSWER: theoretically can assume infinitely finer
degrees of measurement (ex: age down to the miliseconds)
convenience non-probability sampling - CORRECT ANSWER: use of readily available
subjects; volunteers
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correlation coefficient interpretation - CORRECT ANSWER: 0-0.25: "little to no relationship"
0.26-0.50: "fair degree of relationship"
0.51-0.75: "moderate to good relationship"
0.76-1.0: "good to excellent relationship
cross sectional of non-experimental research design - CORRECT ANSWER: data
collection from population at ONE SPECIFIC POINT IN TIME
crossover design of quantitative - CORRECT ANSWER: half subjects receive
experimental treatment first, other half control treatment first, then switch (ex: training interventions were alterated)
deductive reasoning - CORRECT ANSWER: general to specific; experimental research
directional research hypothesis - CORRECT ANSWER: prediction of the specific
outcome of an experiment
discrete variables - CORRECT ANSWER: assume only distinct values
ethnography - CORRECT ANSWER: study of culture through observation of naturally
occurring behaviors
experimental designs of quantitative - CORRECT ANSWER: 1. pretest posttest control group
- two group posttest only
- cross over design
extraneous variables - CORRECT ANSWER: additional factors that may affect
dependent variable (ex: environment, equipment accuracy)
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