Question: Construct a 98% confidence interval for / in Exercise 9.42 on page 315, where and are, respectively, the standard deviations for the

Construct a 98% confidence interval for σ /σ in Exercise 9.42 on page 315, where σ and σ are, respectively, the standard deviations for the distances traveled per liter of fuel by the Volkswagen and Toyota mini-trucks.

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