mari1188 mari1188
  • 14-04-2020
  • Mathematics
contestada

Binomial probability distributions

Binomial probability distributions class=

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DeanR
DeanR DeanR
  • 14-04-2020

p = .4

q = 1 - p = .6

1 = (p + q)⁴= p⁴ + 4p³q + 6p²q² + 4pq³ + q⁴

The terms tell us the probability of various cases.  We want the case of 3 out of four believe in reincarnation, that's the term

P(3 of 4 believe) =  4p³q = 4(.4)³(.6) = 0.1536

Answer: 0.154

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