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Supposed you have calculated the sample mean, x̅ = 96.34, from a sample size, n =...

Supposed you have calculated the sample mean, x̅ = 96.34, from a sample size, n = 15, and you know that the population standard deviation is, σ = 12.67. Calculate the standard error, σx̄ , under the assumption that the population size is infinite.

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