Answer in Statistics and Probability for debra gross #98388
January 24th, 2023
That is the binomial distribution
P( 4 people from 6 wear glasses ) = C(6, 4) * 0.84 * 0.22 = 0.245
P( at most 5 from 6 wear glasses ) = 1 – P(6 people from 6 wear glasses ) = 1 – 0.86 = 0.737
where C(n, k) is the binomial coefficient.
Answer:
a) 0.245
b) 0.737