Statistics and Probability

3. What is the mode of the numbers: 2, 3, 4, 2, 6, 2, 5?

10. What is the sample space when flipping a coin once?

9. Which of these measures is most affected by an outlier?

12. A bar graph is best used for:

8. Which of the following is a qualitative data type?

5. A bag contains 4 red balls, 3 blue balls, and 3 green balls. What is the probability of picking a red ball?

4. What is the probability of rolling a 3 on a fair six-sided die?

7. In a probability experiment, an event that is certain to happen has a probability of:

1. What is the mean of the following numbers: 3, 7, 8, 10, 12?

11. If two coins are flipped, what is the probability of getting at least one head?

13. What is the probability of drawing an ace from a standard deck of 52 cards?

14. In a data set, what does standard deviation measure?

15. If a number appears most often in a data set, it is called:

2. What is the median of the data set: 4, 6, 9, 11, 15?

6. What is the range of the data set: 6, 9, 15, 20, 22?