Question: It is reported that 77% of workers aged 16 and over drive to work alone. Choose 8 workers at random. Find the probability that a.

It is reported that 77% of workers aged 16 and over drive to work alone. Choose 8 workers at random. Find the probability that 

a. All drive to work alone

b. More than one-half drive to work alone

c. Exactly 3 drive to work alone

Assume all variables are binomial.

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