Question 753934
Q:
Nielsen Media Group announced that slightly more than 10% of all televisions were tuned to the final round of the Masters Golf Tournament in Augusta, GA. Assuming the 10% rate is correct, what is the probability that in a random sample of 20 television sets, 2 or fewer would have been tuned to the Masters?
A. 0.7334
B. 0.6769
C. 0.3917
D. 0.2852
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A:
X~Binomial(20,0.1)
P(X ≤ 2) = {{{sum((matrix(2,1,20,x))(0.1^x)(0.9)^(20 - x), x = 0, 2)}}} = {{{highlight(0.6769)}}}