SOLUTION: According to a survey by the Administrative Management Society, one-half of U.S. companies give employees 4 weeks of vacation after they have been with the company for 15 years. Fi

Question 1131141: According to a survey by the Administrative Management Society, one-half of U.S. companies give employees 4 weeks of vacation after they have been with the company for 15 years. Find the probability that among 6 companies surveyed at random, the number that give employees 4 weeks of vacation after 15 years of employment is (a) anywhere from 2 to 5; (b) fewer than 3.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
probability for 0 would be .5^6=0.015625
for 1 is 6C1 is 6*015625=0.09375
for 2 is 15*0.015625=0.234
for 3 is 20*0.015625=0.3125
for 4 is 0.234
for 5 it is 0.09375
for 6 it is 0.015625
From 2 to 5 it is 1- P(0, 1, 6) or 1-0.125=0.875
fewer than 3 is P(0, 1, 2)=0.343
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