3) Logs purchased from a certain supplier can have three types of defect. The rst two types are length defects and occur with the following probabilities: I P (too much trim) = [3.02 l P {too little trirn) = 0.01 The third type of defect is excessive sweep and occurs with the following probability: i P (excessive sweep} = 0126 a) [Canvas entry] What is the probability of a log having a length defect? b} [Canvas entry] What is the probability of a log not having a length defect? o) [Canvas entry] What is the probability of a log having both a length and a sweep defect