Leaving Certificate
Ordinary Level
Exam Craft
2019 P2 Q8
Question
Question
![](https://www.google.com/images/icons/product/drive-32.png)
Marking Scheme
Marking Scheme
![](https://www.google.com/images/icons/product/drive-32.png)
Worked Solutions
Worked Solutions
![](https://www.google.com/images/icons/product/drive-32.png)
#LC OL EC #Averages #Mean #Standard Deviation #Emperical Rule #Surveys #Sample #Margin of Error #95% Confidence Interval #Hypothesis Testing