Research that focuses upon measuring the effectiveness of a public relations plan is ________

In a speech noting how high school drop outs affect us economically, James cited a

report by the CBS Evening News (May 28, 2010) that drop outs cost taxpayers more than $8 billion annually in public assistance programs like food stamps. Before moving ahead with other evidence, it would be helpful for James to ____. A) offer the disclaimer that statistics don't necessarily "prove" anything B) translate that statistic into more specific or more personal terms C) note whether CBS was using a descriptive or inferential statistic D) note whether CBS was using the mean, median, or mode

According to the text, which of the following is NOT one of the three types of chart-based graphics most mass media web sites and publications use?

a. bar chart b. pie chart c. line chart d. scattergraph