A total of 18,525 adults were asked to what degree social media influenced their purchasing decisions. Their

Question:

A total of 18,525 adults were asked to what degree social media influenced their purchasing decisions. Their responses are summarized by the pie chart in Fig. 26. Suppose an adult from the study is randomly selected. Consider the following events, which describe to what degree social media influences the adult’s purchasing decisions.
• N: none at all
• S: some
a. Find P1S2.
b. Find P1NOT S2.
c. Find P1S OR N2.
d. From inspecting the pie chart, a student concludes that 62% of all American adults think that social media has no influence at all on their purchasing demands. What would you tell the student?