Sales Invoices Are Commonly Stored in a Filing Cabinet During

Multiple Choice

  Sales invoices are commonly stored in a filing cabinet during the 30-day return period before being input in the company’s database. To ensure the 30-day return period was not exceeded, Walters decided to pull a few invoices from each drawer until the desired sample size was collected for examination.

A) unrestricted random (UR)
B) systematic random (SR)
C) haphazard (H)
D) block (B)