In a survey of 1,200 social media users, 76% said it is okay to friend co-workers, but 56% said it is not okay to friend your boss. a.Construct a 95% confidence interval estimate for the population proportion of social media users who would say it is okay to friend co-workers. b. Construct a 95% confidence interval estimate for the population proportion of social media users who would say it is not okay to friend their boss.