Mathematics, 10.08.2021 01:20 chantianabess36

The manufacturer of a sports car claims that the fuel injection system lasts 48 months before it needs to be replaced. A consumer group tests this claim by surveying a random sample of 10 owners who had the fuel injection system replaced. The ages of the cars at the time of replacement were (in months):

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The manufacturer of a sports car claims that the fuel injection system lasts 48 months before it nee...