Question

Jared is in charge of production in a factory that makes lightbulbs. The factory made 2,648 lightbulbs over the weekend. Jared wants to pull a sample of these bulbs for testing. Which sample would give Jared the most-accurate test results? A. a sample consisting of every 20th lightbulb B. a sample consisting of every 40th lightbulb C. a sample consisting of every 50th lightbulb D. a sample consisting of every 100th lightbulb

Answer 1

Answer: The answer is A

Answer 2

A. a sample consisting of every 20th light bulb

Explanation:

Jared is in charge of production in a factory that makes light bulbs and made 2648 light bulbs over the weekend. The accuracy of the test is directly proportional to the size of the sample.

If Jared's sample consist of every 20th light bulb then the sample size would be largest in comparison to other given options.

Hence, a sample consisting of every 20th light bulb will give the most accurate test results.

Hope it helps.

Thank you !!