chapter 6- random variables
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5 Terms
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random variable
variable whose value is a numerical outcome of some chance process
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discrete random variable
a random variable that takes a fixed set of possible values with gaps in between
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expected value (mean)
x1p1 +x2p2….
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finding SD and mean on calculator
stat-edit, input values into L1 and L2, stat-CALC-1-VarStats
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continuous random variable
a random variable that takes all values in an interval of numbers
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