For each confidence level in the table below, determine the right-tail area (a/2) and the corresponding critical z-value (za/2). Report right-tail area as decimal (not percent) accurate to 4 decimal places. Report (positive) critical values accurate to 2 decimal places. Confidence Level Right Tail Area (a/2) Critical Value (Za/2) 75.8% 78.5% 99.8% The results show that the larger the confidence level, the Select an answer the tail area, and the Select an answer the critical value