Complete the hypothesis test with alternative hypothesis ?d ? 0 based on the paired data that follows and d = O - Y. Use ? = 0.01. Assume normality.
Oldest 194 184 188 198 65
Youngest 193 183 189 203 66
(a) Find t. (Give your answer correct to two decimal places.)
(b) Find the p-value. (Give your answer correct to four decimal places.)