Mathematics, 24.04.2020 02:03, shanedawson19

The method of tree-ring dating gave the following years A. D. for an archaeological excavation site. Assume that the population of x values has an approximately normal distribution. 1,215 1,208 1,299 1,243 1,268 1,316 1,275 1,317 1,275

(a) Use a calculator with mean and standard deviation keys to find the sample mean year x and sample standard deviation s. (Round your answers to the nearest whole number.)

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The method of tree-ring dating gave the following years A. D. for an archaeological excavation site....