The following data represent the muzzle velocity (in feet per second} of shells redfmm a 155mm 911. For each shell, tun measuernents ofleveiocily were recorded using Mo derent measuring devices. resdng in lhe following data Observation 1 2 3 4 5 6 A 794.7 793.9 793.3 794.1 791.7 791.9 B 795.0 794.6 798.1 302.6 79117915 plotarid boiioiotofttedatalrcatemtiederemesarem imately' " norm 'iay'list'r'ill'ted" "reiesw is'yol' [coitlusiori rega' " "rliriinu'J El (5' Do not reject i'h. Reject Hg. (c) Construct a 99% condence interval about the palliation mean cilference. Compile the lifterence 8 device A minus device B. Interpret you: rams. The condence interval is [ |_ |]. (Round to three decimal places as needed.)