Rejection of the null hypothesis at a significance level

Reference no: EM131812502

Question: An automobile company produces and sells its cars under 3 different brand names. An auto analyst wants to see whether different brand of cars have same performance. He tested 20 cars from 3 different brands and recorded the mileage per gallon.

Do the data suggest a rejection of the null hypothesis at a significance level 0.05 that the mileage per gallon generated by three different brands are same.

Reference no: EM131812502

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