Question: I also need to find the standard deviation for this but have no idea how to go about that. Question Help A study of the

I also need to find the standard deviation for this but have no idea how to go about that.

Question Help A study of the time spent shopping in a supermarket for 20 specific items showed an approximately uniform distribution between 10 minutes and 20 minutes. a. What is the probability that the shopping time will be between 13 and 15 minutes? b. What is the probability that the shopping time will be less than 17 minutes? c. What are the mean and standard deviation of the shopping time? a. The probability that the shopping time will be between 13 and 15 minutes is (Type an integer or a decimal.) b. The probability that the shopping time will be less than 17 minutes is (Type an integer or a decimal.) c. The mean of the given uniform distribution is = (Type an integer or a decimal.) .. . .. n Enter your answer in each of the answer boxes. ? O Type here to search e - m w 3:22 PM 9/29/2019 DELL FO E R S D G J K X C M Cut

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