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A survey about social media reported that 77% of B2B marketers (marketers that f

ID: 3259989 • Letter: A

Question

A survey about social media reported that 77% of B2B marketers (marketers that focus primarily on attracting businesses) plan to increase their use of social media, as compared to 57% of B2C marketers (marketers that primarily target consumers). The survey was based on 1,428 B2B marketers and

1,622 B2C marketers. The accompanying table summarizes the results.

What is the probability that a randomly selected respondent plans to increase use of social media?

Increase Social Media Use B2B Marketer B2C Marketer Total Yes 1105 917 2022 No 323 705 1028 Total 1428 1622 3050

Explanation / Answer

probability that a randomly selected respondent plans to increase use of social media =2022/3050= 0.663

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