Mathematics, 17.07.2019 03:50 courtlyn8

There is a 10% chance of the mean oil-change time being at or below the sample mean for which there is an area of 0.10 to the left under the normal curve with mu subscript x overbar baseline equals 16.5μx=16.5 and sigma subscript x overbar baseline equals 0.804984 .σx=0.804984. use technology to find this value for x overbarx. x overbarxequals=15.515.5

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There is a 10% chance of the mean oil-change time being at or below the sample mean for which there...