Question: The wheels used to construct a cart are made up of a tire and a rim. The mass of a whole wheel used on the
The wheels used to construct a cart are made up of a tire and a rim. The mass of a whole wheel used on the cart are required to be normally distributed with a mean of 8.0 kg. The mass of the tires used on the wheels are normally distributed with mean 1.2 kg and a standard deviation of 0.15 kg. What is the standard distribution required for the construction of the rim so that the probability that the mass of a wheel chosen at random is greater than 8.5 kg is 0.05.



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