Difference in protecting our environment


Assume a random sample of n = 40 adults are polled and asked if they thinked that recycling made the biggest difference in protecting our environment. Let us assume that the 78% figure is, in fact, correct. What are the probabilities for the following events? (Round your answers to four decimal places.)

a) Fewer than 27 individuals believe that recycling makes the biggest difference?

b) More than 32 individuals believe that recycling makes the biggest difference?

c) More than 8 individuals believe that recycling does not make the biggest difference?

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Basic Statistics: Difference in protecting our environment
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