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A mean weight of 500 sample cars found ( 1000+912 ) Kg. Can it be reasonably regarded as a sample from a large population of

A mean weight of 500 sample cars found ( 1000+912 ) Kg. Can it be reasonably regarded as a sample from a large population of cars with mean weight 1500 Kg and standard deviation 130 Kg? Test at 5% level of significance. (20 Marks)

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