Review: Multiplying each obs. by a CONSTANT results in new variance =

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COSTANT^2 old sample variance

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Bijection of elements in tn & a pair of elements of (n+1)

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prob stat: Compute Var(X) when X represents the outcome when we roll a fair die.

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prob stat: Compute Var(X) when X represents the outcome when we roll a fair die.

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Suppose E & F are 2 complementary events. Must E & F be mutually exclusive? Explain your answer.

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1st/2 way: Expand e^sin(x) by Maclaurin's Theorem

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#4 2022 2nd/2 ways: MIT Integration Bee Qualifying Exam

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Alternate way: derivative If y=e^(a arc sin(x)), prove that (1-x^2)y2-xy1=a^2y

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