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5 Written questions
5 Matching questions
 permutation (nPx)
 grouped data
 dependent events
 cumulative frequency distribution
 mode
 a events that affect each other
 b data presented in frequency distribution
 c combinations where order is important
 d most occurring number
 e total number values below upper boundary of each class
5 Multiple choice questions
 number of ways x can be selected from n
 all samples of same size have same chance of being selected
 data with info on each sample individually
 methods used to collect and analyze data to make decisions
 countable random value
5 True/False questions

representative sample → sample that represents characteristics of pop. as closely as possible

survey → collection of data on elements of sample

timeseries data → data collected at different points or periods of time

random variable → value determined by outcome of random experiment

data set → interval of values between two numbers