As estimated by the Pew Research Center in 2016, the probabilities associated with a randomly chosen American adult using Facebook and Instagram are shown in the following two-way table. 

a. Use the numbers in the table to construct a Venn diagram for these probabilities. 

b. What is the probability a randomly chosen American adult uses Facebook given he or she uses Instagram? 

c. What is the probability a randomly chosen American adult uses Instagram given he or she uses Facebook? 

d. What is the probability a randomly chosen American adult uses Facebook or Instagram?

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Instagram Total Yes No Facebook Yes No 0.27 0.01 0.41 0.31 0.32 0.68 Total 0.28 0.72 1.00