Question 898803
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Hi
p(correct) = 1/5 = .20,  n = 4
TI syntax for P(x-value) is binompdf(n, p, x-value).
1.P(x = 0) = binompdf(4, .2, 0).
2. P(x &#8804; 2)= binomcdf(4, .2, 2)
TI syntax is binomcdf(n, p, largest x-value) for binomial &#8804;  cumulative probability