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5 Written questions
5 Matching questions
 law of large numbers
 inferential stats
 dependent events
 survey
 qualitative variable
 a collection of data on elements of sample
 b events that affect each other
 c uses sample results to make decisions and predictions
 d prob. approaches actual prob. as experiment is repeated
 e variable cannot be measured numerically
5 Multiple choice questions
 events that do not affect each other
 survey of elements of sample
 all events have equally likely outcomes
 data presented in frequency distribution
 data with info on each sample individually
5 True/False questions

statistics → interval of values between two numbers

median → middle number

mode → most occurring number

random sample → value determined by outcome of random experiment

timeseries data → data collected at same point or period of time