SOLVED:College students and surfers Rex Robinson and Sandy Hudson collected data on the self-reported numbers of days surfed in a month for 30 longboard surfers and 30 shortboard surfers. Longboard: 4,9,8,4,8,8,7,9,6,7,10,12,12,10,14,12, 15,13,10,11,19,19,14,11,16,19,20,22,20,22 Shortboard: 6,4,4,6,8,8,7,9,4,7,8,5,9,8,4,15,12,10, 11,12,12,11,14,10,11,13,15,10,20,20 a. Compare the means in a sentence or two. b. Compare the standard deviations in a sentence or two.