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Question 9 1 D13 (You con use R to solve this quesh'on] The time X (minutes) for a lab assistant to prepare the equipment for

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Question 9 1 D13 (You con use R to solve this quesh'on] The time X (minutes) for a lab assistant to prepare the equipment for a certain experiment is believed to have a normal distribution with mean 25 and variance 25. What is the probabilityr that the preparation time will be between 15 and 35 minutes? 0 0.9992 (3, 0.9950 0 0.9933 0 0.9545

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