Social Studies, 29.01.2020 03:50, cdgood12

An experimenter tests the hypothesis that physical exercise improves mood. subjects in the experimental group participate on monday and tuesday and those in the control group on wednesday and thursday. what is the extraneous (confounding) variable?
a. the exercise
b. the day of the week
c. the hypothesis
d. the mood (degree of happiness)

Answers: 3

Show answers

Other questions on the subject: Social Studies

Social Studies, 22.06.2019 01:00, natalieagustinlop54

Reflect on what you have learned about crime, deviance, and social control. explain your thoughts on whether all patients and people in need deserve equal treatment and care.

Answers: 2

continue

Social Studies, 22.06.2019 03:30, Mikkixo3735

How the environment of the northeast region affects the lifestyle of the people that live there

Answers: 3

continue

Social Studies, 22.06.2019 12:00, maxellodom5

When zhang qin went to explore west, he brought back stories of

Answers: 1

continue

Social Studies, 22.06.2019 20:30, ColungaRosemary

Which statement best explains the "culture of life? " (plato) a. it is the belief that all life is sacred and the implementation of policy in line with that vision. b. it is the idea that human embryos should be used to find cures to medical conditions. c. it is the belief that god created the world and that no one should meddle in affairs of life and death. d. it is the belief that human beings have the right to determine when and how they should die.

Answers: 3

continue

Do you know the correct answer?

An experimenter tests the hypothesis that physical exercise improves mood. subjects in the experimen...