Dr. Brown conducted a study on how phones impact attention. Half of the participants were told to turn off their phones and put them in a bag under the desk. The other half were told to leave there phones turned on and sitting out on their desks in front of them. All participants then listened to a 75 minute lecture. She measured their ability to by attention by having participants complete a multiple choice test after the lecture was over. What is the independent variable?

Answer 1

The independent variable in this study is whether the participants turned off their phones and put them in a bag under the desk or left their phones turned on and sitting out on their desks in front of them.