Question

A researcher recorded the calories burned by 40 participants during a 15-minute treadmill exercise. All participants had televisions located in front of the treadmills. One group(n=12) Had the television playing a good program, a second group(n=12) had the television playing a news channel, and a third group(n=12) Had the television turn off.

B. What is the dependent variable and how measured?

Answer 1

Part b

For the given scenario, the dependent variable is given as the calories burned during treadmill exercise.

The independent variable is given as type of program on television during treadmill exercise.

The dependent variable calories burned during treadmill exercise is measured in ratio scale of measurement. The dependent variable calorie is measured by using three methods such as exercise with TV with good program, exercise with TV with news, and without TV.