Question: Suppose the USGA tests four different brands (A, B, C, D) of golf balls and two different clubs (driver, five-iron). Each of the eight Brand-Club combinations is randomly and independently assigned to a queue with each combination hitting four balls by the mechanical golfer machine: Iron Byron. They are provided below:

Driver Brand A 226.4 Five Iron Brand A 163.8

Driver Brand A 232.6 Five Iron Brand A 179.4

Driver Brand A 234.0 Five Iron Brand A 168.6

Driver Brand A 220.7 Five Iron Brand A 173.4

Driver Brand B 238.3 Five Iron Brand B 184.4

Driver Brand B 231.7 Five Iron Brand B 180.6

Driver Brand B 227.7 Five Iron Brand B 179.5

Driver Brand B 237.2 Five Iron Brand B 186.2

Driver Brand C 240.5 Five Iron Brand C 179.0

Driver Brand C 246.9 Five Iron Brand C 168.0

Driver Brand C 240.3 Five Iron Brand C 165.2

Driver Brand C 244.7 Five Iron Brand C 156.5

Driver Brand D 219.8 Five Iron Brand D 157.8

Driver Brand D 228.7 Five Iron Brand D 161.8

Driver Brand D 232.9 Five Iron Brand D 162.1

Driver Brand D 237.6 Five Iron Brand ID 160.3

Conduct all the appropriate hypothesis tests at a 10 percent level of significance. (However, do not conduct multiple comparison procedures. Be sure to interpret your results)