The mean dollar value of the sales amounts for a particular consumer product last year is known to be normally distributed with μ = $3,400 per retail outlet with a standard deviation of σ = $200. If a...

The mean dollar value of the sales amounts for a particular consumer product last year is known to be normally distributed with μ = $3,400 per retail outlet with a standard deviation of σ = $200. If a large number of outlets handle the product, determine the standard error of the mean for a sample of size n = 25.