1. Construct 95% confidence intervals for a. the population variance σ2 and b. population standard deviation σ of the given values below c. Sketch the results and interpret your findings   1.286 1.138 1.240 1.132 1.381 1.137 1.300 1.167 1.240 1.401 1.241 1.171 1.217 1.360 1.302 1.331 1.383

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