Question 1
The stem-and-leaf plot below displays the ages of 30 attorneys at a small law firm.
What is the age of the oldest attorney? What is the age of the youngest attorney?
◦ The oldest attorney is 62 years old. The youngest attorney is 39 years old.
◦ The oldest attorney is 71 years old. The youngest attorney is 28 years old.
◦ The oldest attorney is 72 years old. The youngest attorney is 29 years old.
◦ The oldest attorney is 82 years old. The youngest attorney is 11 years old.
Question 2
Which one of the following is true according to the graph?
◦ If the sample is truly representative, then for a group of 50 people, we can expect about 32 of them to have one year of education beyond high school.
◦ The graph is based on a sample of approximately 62 thousand people.
◦ More people had 4 years of education beyond high school than 3 years.
◦ The percent of people with years of higher education greater than those shown by any rectangular bar is equal to the percent of people with years of education less than those shown by that bar.
If you want to show differences between items at the same time, a bar graph is more effective than a
Sketch the graph of each function using transformations. State the domain and range.
To satisfy the inequality, sketch the following function by hand and shade the graph regions.
Graph this quadratic funcPLtion
graph
Trapezoidal Rule Graph