Ahealth food store has launched a new pack of vitamins for children. the store records the number of packs ordered by a random sample of 100 online customers and the number of packs ordered by a random sample of 100 walk-in customers.

which inference can be drawn about the buying pattern of the online customers versus that of the walk-in customers?

a. online customers buy an average of 4 packs compared with walk-in customers, who buy an average of 1 pack.
b. online customers buy an average of 5 packs compared with walk-in customers, who buy an average of 2 packs.
c. online customers buy an average of 4 packs compared with walk-in customers, who buy an average of 2 packs.
d. online customers buy an average of 5 packs compared with walk-in customers, who buy an average of 1 pack.