Question 263351
48% of men consider themselves professional baseball fans. You randomly select 10 men and ask each if he considers himself a professional baseball fan. 
Find the probability that the number of men that consider themselves baseball fans is ?
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Binomial Problem with n = 10 and p = 0.48 


(a) exactly eight
P(x=8)= 10C8(0.48)^8(0.52)^2 = 0.03429
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(b) at least eight
P(x>=8) = 1 - P(x<8) = 1-0.9580 = 0.0420
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(c) less than eight
P(x<8) = binomcdf(10,0.48,7) = 0.9580
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Cheers,
Stan H.