Using Graphs to Advertise Answers

Consider the following graph, which details the population of a city over time. What aspect of the graph is likely being emphasized by the choice of graph style, choice of scale, and so on?

The following graph shows a bus’s record of the number of passengers it picked up over the course of a day. How many people rode the bus during the 12:00 hour?

The table below shows data on the number of emergency room admissions recorded over the span of one shift. Time 6a 7a 8a 9a 10a 11a 12p 1p 2p Patients 14 15 14 18 10 10 11 16 8 Which of the following graphs displays the same information as that shown in the table? I. II. III.

What kind of graph is shown below?

Which of the following is not a method used on graphs to lead the reader to misinterpret the graph?

A company is presenting the sales data using a bar graph. The company asserts that the sales increased substantially from 2006 to 2008 using Bar Graph 1. Their competitor used the same sales data to produce Bar Graph 2. Which bar graph is misleading? How do you know?

Consider the following graph, which details the observed bear population in two national parks. Of the following, which option or options would help make this graph less misleading? I. The scale on the x-axis should be resized. II. The scale on the y-axis should be resized. III. The identity of the two parks should be more clearly differentiated.

Consider the following graph, which shows a bookstore’s sales over the course of one day. By percent, how much smaller does the sale of horror books appear to be than the sale of fantasy books? How much smaller is it in reality?