STAT 200 EXAM 2 PRACTICE SET 2026 TESTED RESPONSES

STAT 200 EXAM 2 PRACTICE SET 2026 TESTED
RESPONSES

◉ descriptive statistics. Answer: uses numbers : mean, median,
mode


◉ Statistics:. Answer: The science of conducting studies to collect,
organize, summarize, analyze, and draw conclusions from a sample
or population


◉ A sample. Answer: A portion of a population


◉ Qualitative data. Answer: how you feel (not numbers)


◉ Quantitative data. Answer: Numbers


◉ Independent Variables. Answer: Stand on their own, manipulative


◉ Dependent Variables. Answer: Need something to lean on,
outcome is changed


◉ Quantitative groups. Answer: discrete and continuous

, ◉ Discrete. Answer: a certain number, integers only


◉ Continuous. Answer: Decimals and fractions


◉ Observational Study. Answer: Sit back and watch


◉ Cross-Sectional Study. Answer: all data is collected at once


◉ Retrospective Study. Answer: Data collected from past records


◉ Longitudinal. Answer: over a point in time


◉ Experiment. Answer: treatment imposed on individuals to see
how groups react to different variables


◉ Qualitative level of measurement:. Answer: nominal and order


◉ Nominal. Answer: Name


◉ Ordinal. Answer: Order