A manger wants to see if geographical region is associated with ownership of a macintosh computer. The manager surveys 100 people and the data breaks down as follows:

Mac No Mac Row total 12 14 North East 26 (13) (13) 21 18 South West 39 (19.5) (19.5) 17 18 Mid West 35 (17.5) (17.5) Column Total 50 50 100Mac No Mac Row total North East 12 14 26 South West 21 18 39 Mid West 17 18 35 Column Total 50 100