---
title: "Day 21"
subtitle: "More Confidence Intervals"
format: html
editor: visual
---

# Confidence Interval Practice: Olympics

The dataset *olympics.csv* contains data about the Olympics over the years. Open the dataset to get a sense of each of the variables. You can read more about the dataset and the Olympics on [Kaggle](https://www.kaggle.com/datasets/bhanupratapbiswas/olympic-data?resource=download).

Use the dataset to answer each of the following research questions. Be sure to check assumptions for any methods that you use!

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# Research Question #1

> What proportion of Olympians in the dataset won a gold medal?

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# Research Question #2

> What is the difference in mean age for Summer Olympians compared to Winter Olympians?

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# Research Question #3

> What is the average age of an Olympian?

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# Part 4

Come up with a research question using this dataset that you could answer by computing a confidence interval for the difference in proportions. Then provide an answer to that question.

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