# Need help with a Statistical Analysis (Confidence Intervals)

**Question description**

**Taste Buds — Top Chefs:** You want to construct a confidence interval for the mean number of taste buds in top chefs. Assume the population standard deviation is 850.

(a) Calculate the minimum required sample size if you want a margin of error no greater than 250 at the 95% confidence level. **Enter your answer as a whole number.**

(b) What will cause the minimum required sample size to increase?

**Select all that apply.**

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