maths

Driving to work alone. 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 alon

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  2. 👎
  3. 👁
  1. a).1235
    b).9120
    c).0165

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