Out of a sample of 596 gasoline purchases at a self-service gas station, 436 were made with a credit or debit card.
Estimate the proportion of sales made with a credit or debit card.
A) .732
B) .738
C) .744
D) .750

Question

Quizplus · Accepted Answer

The proportion of sales made with a credit or debit card is calculated by dividing the number of credit/debit card purchases (436) by the total number of purchases (596), which equals approximately 0.732.

Out of a Sample of 596 Gasoline Purchases at a Self-Service