Question: Social log- ins involve recommending or sharing an article that you read online. According to Jan rain, in the fourth quarter of 2013, 35% signed

Social log- ins involve recommending or sharing an article that you read online. According to Jan rain, in the fourth quarter of 2013, 35% signed in via Facebook compared with 35% for Google. (Source: “Social Login Trends Across the Web for Q4 2013,” bit.ly/1jmLXRr.) If a sample of 10 social log- ins is selected, what is the probability that

a. More than 5 signed in using Facebook?

b. More than 5 signed in using Google?

c. None signed in using Facebook?

d. What assumptions did you have to make to answer (a) through (c)?

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