2 In a study of the relationship between household behaviour and shopping behaviour, data on the following lifestyle statements were obtained on a seven-point scale (1 = disagree, 7 = agree):

V1 I would rather spend a quiet evening at home than go out to a party.

V2 I always check prices, even on small items.

V3 Magazines are more interesting than movies.

V4 I would not buy products advertised on billboards.

V5 I am a homebody.

V6 I save and cash coupons.

V7 Companies waste a lot of money advertising.

The data obtained from a pre-test sample of 25 participants are given below: