Often in the media, functions are displayed using bar graphs rather than scatter plots, as...

Often in the media, functions are displayed using bar graphs rather than scatter plots, as in the graph below

a. Make a table of values for this function, letting x be years after 1998 and P(x) the percentage of young adults who never smoked cigarettes.

b. Use your calculator to make a scatter plot of this function, using x-window [-1, 7] and y-window [0,100]

Source: www.cdc.gov/mmwr.