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poll of a sample of 100 randomly selected car owners showed mean time of ownership for a car = 6.14 years with a std dev

poll of a sample of 100 randomly selected car owners showed mean time of ownership for a car = 6.14 years with a std dev of 3.56. Test the claim by the owner that mean is < less than 6.5 years. Use P(0.05) significance

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