0.43 United States 0.50 Which country has the largest proportion of adults using social networking sites? Israel c. Using a .05 level of significance, conduct multiple pairwise comparison tests among the four countries. Round pi , PJ and Diff to two decimal places. Round CVy-to four decimal places. Comparison Pi Pi Diff n 1 n 2 CVui Diff > CVis GB vs I 0.43 0.53 0.1 800 500 -1.644! Yes GB VS R 0.43 0.43 0 800 700 -1.644! No GB vs USA 0.43 0.5 0.07 800 1000 -1.644! Yes I vs R 0.53 0.43 0.1 500 700 -1.644! Yes I vs USA 0.53 0.5 0.03 500 1000 -1.644! No R VS USA 0.43 0.5 0.07 700 1000 -1.6449 Yes What is your conclusion? Only two comparisons are not significant GB vs R and I vs USA. All other comparisons show a significant difference