Find required sample size to meet the desired accuracy

Reference no: EM13153745

a business wants to estimate the true mean annual income of its customers.the business needs to be with in $250 of the true mean. the business estimates the true population standard devuation is around $2,400.If yhe confidence level is 90%, find the required sample size in order to meet the desired accuracy.

Reference no: EM13153745

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Find required sample size to meet the desired accuracy : The business estimates the true population standard devuation is around $2,400.If yhe confidence level is 90%, find the required sample size in order to meet the desired accuracy.

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