Determine the confidence level for each of the following large-sample one-sided confidence bounds. (Round your answers to the nearest whole number.)
(a) Upper bound: x + 1.28s/ Determine the confidence level for each of the foln %
(b) Lower bound: x %u2212 2.33s/ Determine the confidence level for each of the foln %
(c) Upper bound: x + 0.52s/Determine the confidence level for each of the fol n