A Home Depot store receives a shipment of 500 cordless screwdrivers of the same model. The 500 boxes are labeled 0, 1, 2, 3, ... , 499. The inventory specialist at the store wishes to test five of the screwdrivers. She uses the table of random digits to choose a single pair of digits at random from all the possible pairs 00, 01, ... , 99. It happens that she chooses the pair 69. She then inspects all the phones whose labels end in the chosen pair of digits. In this case, she will inspect the phones with labels 69, 169, 269, 369, and 469. The chance that the phone labeled 341 would be one of those chosen was:

Question

Quizplus · Accepted Answer

The last two digits of the phone labeled 341 are 41. The chance of choosing the pair of digits 41 from all possible pairs is 1/100. Therefore, the chance of selecting the phone labeled 341 is 1/100.

A Home Depot Store Receives a Shipment of 500 Cordless