Anystate Auto Insurance Company took a random sample of 382 insurance claims paid out during a 1-year period. The average claim paid was $1525. Assume σ = $234.Find a 0.90 confidence interval for the mean claim payment. (Round your answers to two decimal places.) lower limit     $  upper limit     $

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2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.