Select the correct answer.

Natasha conducted a survey to determine how many of the 215 workers in her office

surveyed 30 randomly selected workers who entered the office cafeteria throughout t

transportation to get to work.

Which change to Natasha's survey process would make the data more reliable?

OA.

Use a different sample size so the predicted number of workers who use

OB.

Ask a randomly selected sample of people who use public transportation

OC. Randomly select the sample in the lobby of the building so workers who d

OD.

Have workers complete a written survey so there is a written record

the

not th