28. (06.05 MC) A bread distributor conducts regular surveys of consumer spending on its products. The average weekly household spending (in dollars) on packaged bread and bakery bread for each of 12 states was recorded. A scatterplot of spending on packaged bread versus bakery bread is shown. Which of the following statements is true? (3 points) 14 12 10 DO Bakery Bread 3 5 Packaged Bread Point (7, 2) is an outlier. O There is evidence of no association between spending on bakery bread and packaged bread. O The equation of the least-squares regression line for this plot is approximately y = 8 - 7x. O The correlation for these data is r = -0.5. There are no overly influential observations that affect the least-squares regression line