Unimodal Bimodal Uniform What is the most important to remember when you are asked to compare two distributions? p. 32 Alternate Example: Energy Cost: Top vs. Bottom Freezers How do the annual energy costs (in dollars) compare for refrigerators with top freezers and refrigerators with bottom freezers? The data below is from the May 2010 issue of Consumer Reports. Read p. 33-42 What is the most important to remember when making a stemplot? Why would we prefer a frequency histogram to a frequency histogram? relative Read p. 39-41 What will cause you to lose points on tests and projects (and cause Mrs. Dobbs go crazy, er um, crazier)? 1.3 Describing Quantitative Data with Numbers Read p. 50-61 What is the difference between and ? What is a resistant measure? Is the mean a resistant measure of center? How can you estimate the mean of a histogram or dotplot? Is the median a resistant measure of center? How should we choose a measure of center? What is the range? Is it a resistant measure of spread? What are quartiles? How do you find them? What is the interquartile (IQR)? Is the a resistant measure of spread? IQR
Unimodal Bimodal Uniform What is the most important to remember when you are asked to compare two distributions? p. 32 Alternate Example: Energy Cost: Top vs. Bottom Freezers How do the annual energy costs (in dollars) compare for refrigerators with top freezers and refrigerators with bottom freezers? The data below is from the May 2010 issue of Consumer Reports. Read p. 33-42 What is the most important to remember when making a stemplot? Why would we prefer a relative frequency histogram to a frequency histogram? Read p. 39-41 What will cause you to lose points on tests and projects (and cause Mrs. Dobbs go crazy, er um, crazier)? 1.3 Describing Quantitative Data with Numbers Read p. 50-61 What is the difference between and ? What is a resistant measure? Is the mean a resistant measure of center? How can you estimate the mean of a histogram or dotplot? Is the median a resistant measure of center? How should we choose a measure of center? What is the range? Is it a resistant measure of spread? What are quartiles? How do you find them? What is the interquartile (IQR)? Is the IQR a resistant measure of spread?
Notes_Chapter_1_Student.docx