8.77 More NSA spying Refer to the previous exercise.

a. Of the 1001 adults surveyed in Turkey, 49% said yes to the question from the Pew Research Center, resulting in a 95% confidence interval of (0.46, 0.52).

True or false: We can be 95% confident that less than half of Turkey’s population thinks the U.S. government respects the personal freedoms of its people.

b. In Brazil in 2013 (before the revelations by Ed Snowden), about 76% believed the U.S. government respects personal freedom, but of 1003 adults surveyed in Brazil in 2014, 51% do so, resulting in a 95% confidence interval of (0.48, 0.54). True or false: There is evidence that the opinion of Brazilians on the U.S. government respecting personal freedom has dropped from 2013 levels.