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A magazine includes a report on the energy costs per year for 32 inch liquid crystal display televisions. The article states that 14 randomly selected
A magazine includes a report on the energy costs per year for 32 inch liquid crystal display televisions. The article states that 14 randomly selected 32 inch televisions have a sample standard division of $3.86. Assume the sample is taken from a normally distributed population. Construct 98% confidence intervals for (a) The population variance Q to the power of 2, and (b) The population standard division
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