Question 1120046: 37% of adults would pay more for environmentally friendly products. You randomly select 10 adults. Find the probability that the number of adults who would pay more for environmentally friendly products is (a) exactly two, (b) more than two, and (c) between two and five, inclusive.
Answer by Boreal(15235)   (Show Source):
You can put this solution on YOUR website! exactly 2: 10C2*0.37^2*0.63^8=0.1529 ANSWER
more than 2 means not 0,1, and 2
for 0 the probability is 0.63^10=0.0098
for 1 the probability is 10*0.37*0.63^9=0.0578
For greater than 2 it is 1-0.2206=0.7794. ANSWER
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For 3 it is 0.2394
For 4 it is 0.2461
For 5 it is 0.1734
Those and for 2 have a sum of 0.8118 ANSWER
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