An exponential probability distribution has lambda equal to 17 customers per hour. What is the probability that the next customer will arrive within 5 minutes? Round your answer to two decimal places and include the zero before the decimal place. E.g.,0.12.Given that z is a standard normal random variable, compute the probability that it takes on a value less than 2. Please round up to 4 decimal places for your final answer. Include the zero before the decimal place E.g., 0.1234. Make sure your answer is between 0 and 1.The time needed to complete a final examination in a particular college course is normally distributed with a mean of 80 minutes and a standard deviation of 10 minutes. If students have only 100 minutes to complete the exam, what percentage of the class will not finish the exam in time? Please round up to 3 decimal places for your final