**Question: **The president of a large fast food restaurant chain asks one of his managers to estimate the **population mean age** of the employees in the restaurant chain. The manager wants to be 95% confident that the estimate is accurate to within one year. Previous studies indicate that the population standard deviation of ages is known to be 3 years. **Find the minimum sample size “n” that is needed to estimate**.

**Solution:**The solution consists of 108 words (1 page)

**Deliverables:**Word Document