QUESTION 1 The probability of a defective steel rod is 0.01. Steel rods are selected at random. Find the probability that the first defect occurs
QUESTION 1 The probability of a defective steel rod is 0.01. Steel rods are selected at random. Find the probability that the first defect occurs on the ninth steel rod. (You must first identify the type of probability distribution, and then use the relevant formula.) a. O a. 0.09 O b. 0.0092 O c. 0.0011 O d. None of the above QUESTION 2 Alex makes mistakes in the factory according to Poisson process with an average rate of 1.2 mistakes per work shift. What is the probability that Alex makes exactly 2 mistakes during one shift? O a. 0.600 O b. 0.2169 O c. 5.3190 O d. None of the above
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