Probability that trainees selected are rated as outstanding

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Reference no: EM13143223

Over a long period of time in a large multinational corporation, 10% of all sales trainees are rated as outstanding, 75% are rate excellent/good, 10% are rated satisfactory, and 5% are considered unsatisfactory. Find the following probabilities for a sample of n = 10 trainees selected at random: (a) Two or more are rated as outstanding. (b) None of the trainees are rated as unsatisfactory. (c) Two are rated outstanding, six are rated excellent/good, one is rated satisfactory.

Reference no: EM13143223

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