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ELEMENTARY STATISTICS USING EXCEL SIXTH EDITION COMPREHENSIVE EXAMINATION TEST 2026 CERTIFICATION EVALUATION STATISTICAL METHODS PRACTICE BANK

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ELEMENTARY STATISTICS USING EXCEL SIXTH EDITION COMPREHENSIVE EXAMINATION TEST 2026 CERTIFICATION EVALUATION STATISTICAL METHODS PRACTICE BANK

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ELEMENTARY STATISTICS USING EXCEL
SIXTH EDITION COMPREHENSIVE
EXAMINATION TEST 2026 CERTIFICATION
EVALUATION STATISTICAL METHODS
PRACTICE BANK

◉ placebo
Answer: an inert substance given to the control group in an
experiment


◉ simulation
Answer: an experiment that is designed to reproduce the conditions
of a situation or process


◉ survey
Answer: A technique for ascertaining the self-reported attitudes or
behaviors of people, usually by questioning a representative,
random sample of them.


◉ confounding variable
Answer: a factor other than the independent variable that might
produce an effect in an experiment

, ◉ placebo effect
Answer: phenomenon that some people get better even though they
receive not medication but an inert substance which should have no
medical effect


◉ blinding
Answer: technique where the subject doesn't know whether he/she
is receiving a treatment or a placebo


◉ double-blind experiment
Answer: an experiment in which neither the experimenter nor the
participants know which participants received which treatment


◉ randomization
Answer: The process by which treatments are assigned by a chance
mechanism to the experimental units.


◉ completely randomized design
Answer: all experimental units have an equal chance of receiving any
treatment


◉ blocks

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