Math 1342 chapter 6 7 8

Answer the following que places for z-scores and 4 decimal places for probabilities. 6. A statistics professor plans her tests so carefully that the lengths of time for her students to take the tests are uniformly distributed between 50 and 75 minutes. a. Draw a graph of the uniform density function (include the height!). If a student is randomly selected, find (Show your work) b. P (the time it takes the student to take the test is between 55 and 60 minutes) c. P ( the time it takes the student to take the test is between 73 and 75 minutes)