Several studies have found that the frequency with which shoppers browse Internet retailers is related to the frequency with which they actually purchase products?and/or services online. The data in the accompanying table show the age of respondents and their answer to the question?"how many minutes do you browse online retailers per?week?" Complete parts a through d.

Age 22 50 44 32 55 60 38 22 22 45 51 33 19 17 21

Browsing Time (min/wk) 493 186 179 384 119 120 276 480 510 252 126 361 570 589 498

a) Make a scatterplot for these data.

Choose the correct graph below. O D. O B. O C. O A. 800- 600- 600 800- Br. Ti. (min/wk ) 300- Br. Ti. (min/wk) 300- Br. Ti. (min/wk) 300- Br. Ti. (min/wk) 300 15 40 65 15 40 85 15 40 85 Age 15 40 85 Age Age Age