Binomial distribution - examples

  1. Sales
    tesco From statistics of sales goods, item A buy 54% of people and item B buys 58% of people. What is the probability that from 3 people buy 2 item A and 1 item B?
  2. TV fail
    old_tv The TV has after 10,000 hours average 35 failures. Determine the probability of TV failure after 500 hours of operation.
  3. Distribution function
    distribution_fcn X 2 3 4 P 0.35 0.35 0.3 The data in this table do I calculate the distribution function F(x) and then probability p(2.5

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