Question 852828
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Hi,
 p = 1/20 = .05, n = 10
Using TI: The syntax is binompdf(n, p, x-value)
P(x = 2) = binompdf(10, .05, 2)
Using {{{P (x)= highlight_green(nCx)(p^x)(q)^(n-x) }}} 
P(x = 2) = 45(.05)^2(.95)^8