Question

Thirty percent of check engine lights turn on after 100,000 miles in a particular model of van. The remainder of vans continue to have check engine lights that stay off.

Simulate randomly checking 25 vans, with over 100,000 miles, for check engine lights that turn on using these randomly generated digits. Let the digits 1, 2, and 3 represent a van with check engine light that turn on.

96408 03766 36932 41651 08410

Approximately how many vans will have check engine lights come on?




A. 3

B. 7

C. 8

D. 10

Answer 1

B

Explanation:

Count how many times a 1, 2, or 3 appears. Of the digits, 7 are 1s, 2s, or 3s.