We should do a scatterplot of the data when we compute a correlation because the scatterplot allows ...

We should do a scatterplot of the data when we compute a correlation because the scatterplot allows us to
 
  a. see the particular relationship and map out the best way to summarize it.
  b. determine the exact value of the correlation coefficient.
  c. determine whether a relationship is likely to exist in the population from which the sample is taken.
  d. predict accurate Y scores for known X scores.

Question 2

When plotting correlational data, the appropriate graph to use is the
 
  a. line graph.
  b. bar graph.
  c. histogram.
  d. scatterplot.