The probability that a fluorescent bulb burns for at least 500h is 0.90. For the following questions, round your answer to 4 decimal places, if necessary. Choose the option 'None among the others', if your answer is different from all the others. 1) Of 6 such bulbs, what is the probability that all burn for at least 500h? 2) Of 6 such bulbs, what is the probability that 5 burn for at least 500h? 0.0590 0.5314 None among the others 3.1886 None among the others 0.0590 0.3543 3.1886

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