Hill has decided to use probability-proportional-to-size (PPS) sampling, sometimes called dollar-unit sampling, in the audit of a client’s accounts receivable balances. Hill plans to use the following PPS sampling table:

TABLE
Reliability Factors for Overstatements

Additional information

Tolerable misstatements

(net of effect of expected misstatements)

$ 24,000

Risk of incorrect acceptance

20%

Number of misstatements

1

Recorded amount of accounts receivable

$240,000

Number of accounts

360

What sample size should Hill use?

a. 120

b. 108

c. 60

d. 30