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The problem below has been solved for you. Your task is to find the errors in the solution and the fill-in the table that follows.
The problem below has been solved for you. Your task is to find the errors in the solution and the fill-in the table that follows. Gio needs 3 bulbs for their experiment in science. The saleslady sold Gio 3 bulbs taken from a newly-arrived box of bulbs containing 30 bulbs of which 4 are defective. Find the probability distribution of the defective bulbs. Solution: Let D = the event that the bulb is defective N = the event that the bulb is non-defective The sample space S = {NNN, NND, NDN, NND, NDD, DND, DDN, DDD} The random variable ? is the number of defective bulbs, so, ? = 0, 1, 2, 3 26 ?(0) 130 ?(1 ) = 65 ?(2) = 13 ?(3) = 203 812 2030 30 4060 ? 0 1 2 3 ?(?) 130 65 13 203 812 2030 4060 Identified error Correction of the error Explanation of the correction
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