7. New Jersey Transit buses must have a stopping distance of 264 feet or less as required by the department of transportation. A random sample of 10 New Jersey Transit buses was tested and the results reported that the sample mean of the stopping distance was 269.3 feet with a sample standard deviation of 5 feet. At a significance level of a=.05 test the claim that the stopping distances of New Jersey Transit buses is more than 264 feet.

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.