Records maintained by the office of budget in a particular state indicate that the amount of time elapsed between the submission of travel vouchers and the final reimbursement of funds has approximately a normal distribution with a mean of 39 days and a standard deviation of 6 days.
a. What is the probability that the elapsed time between submission and reimbursement will exceed 50 days?
b. If you had a travel voucher submitted more than 55 days ago, what might you conclude?
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