nomad2582 nomad2582
  • 25-05-2023
  • Mathematics
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A mean weight of 500 sample cars found (1000 + B) 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) B = 022

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