extraneous variables

For this assignment, you will view the video below about extraneous variables and then in a 1-2 page paper address the following:

Explain your understanding of the extraneous variable.
Describe a scenario where the existence of an extraneous variable could skew the results of a study.
Discuss the variables being examined and explain how an extraneous variable can interfere with study’s results.
Be specific. Give examples.
Be sure to proofread your work to eliminate spelling and grammar errors. Paper should be in APA forma
link below