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5 Written questions
5 Matching questions
 union of events
 mode
 measurement
 dependent events
 combinations (nCx)
 a value of variable for an element
 b outcomes belonging to A and/or B
 c most occurring number
 d events that affect each other
 e number of ways x can be selected from n
5 Multiple choice questions
 variable cannot be measured numerically
 likelihood of a specific event
 uses sample results to make decisions and predictions
 data presented in frequency distribution
 repetition of binomial experiment
5 True/False questions

variable → the portion of population studied

representative sample → all samples of same size have same chance of being selected

discrete random variable → countable variable

outcome → most occurring number

simple random sample → all samples of same size have same chance of being selected