Question: The following information was obtained from two independent samples selected from two normally distributed populations. Construct a 90% confidence interval for 1 2 /

The following information was obtained from two independent samples selected from two normally distributed populations.

Sample 1 35 36 33 34 27 35 32 33 38 40

Construct a 90% confidence interval for σ12 / σ22.

Sample 1 35 36 33 34 27 35 32 33 38 40 44 Sample 2 37 39 33 4 36 40 36 43 41 39 44 33 41

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