In a Gallup telephone survey of 1001 adults done before the Thanksgiving holiday, 58% said they would like to lose a few pounds. Which of the following applies to this study?
A) Randomized Experiment
B) Observational Study
C) Single Blind
D) Double Blind

Question

Quizplus · Accepted Answer

This is an observational study because it involves collecting data through surveys without manipulating any variables. Participants are simply asked about their preferences, and no experimental treatment is applied.

In a Gallup Telephone Survey of 1001 Adults Done Before