Exercise

# Confidence interval and significance testing (2)

In the last exercise you would have probably calculated a confidence interval with a lower bound of 185.07 and an upper bound of 187.93. This confidence interval does not contain the population mean of 185. What does this mean?

Instructions

**50 XP**

##### Possible Answers

- This means that we are 95% confident that our confidence interval does contain the population mean
- This means that we are 95% confident that our confidence interval does not contain the population mean
- This means that we are 97.5% confident that our confidence interval does contain the population mean