1. If you are given the data listed below and are asked to use the interquartile range, could you successfully determine which baseball player's home run season totals are more consistent? Explain why or why not. Ron: 20, 21, 23, 25, 18, 19 Joshua: 20, 20, 23, 24, 19, 22

2. Explain why sampling bias is not a major concern for the national census conducted by Statistics Canada.

3. a data set of at least seven values that satisfies each of the conditions. Use the context of marks, salaries, sports statistics, or choose a context of your own. a) The mean, median, and mode are all 15. b) The median is 7.5 and the mean is greater than 15. c) The mean is 7.5 and the median is greater than 15. d) Explain why the mean is more affected by outliers than the median.

4. A). Describe what is meant by percentiles and quartiles b). Explain how quartiles would be useful forn a store ordering shoe size.

5. What does it mean to have a z-score of 1.5?

8. A store manager wants to show head office that sales are increasing dramatically, given that the sales for six months are $321587, $335892, $336998, $340256, $348640, and &359361 a) Draw a graph to accurately represent the data. b) Draw a graph to show a dramatic increase in sales.

9. Which measure of central tendency is being used in each situation? Explain a) The average person has two hands, two eyes, two ears, and two legs b) The average time it takes to get to school is 38 min c) Johnny is an above average student

10. What information does the interquartile range provide?

11. Explain how to decide whether the population or sample formulas need to be used for mean and standard deviation.

12. How are multiple bar graphs, split bar graphs, and relative bar graphs different? How are they similar?

13. What problems can occur if the range is used to measure the spread of a set of data?