QUESTION 1
1. You are interested in performing a study focused on whether method of undergraduate class delivery (online, zoom, hybrid, face-to-face) during the pandemic has an impact on the students mental health.  What is our population?

QUESTION 2
1. You are undertaking an anonymous, online survey of college students, and one of the questions asks whether they have had sex in the past twelve months.
What type of error does this question introduce?
  1- Measurement Error
  2- Administration Error
  3- Sampling Error
  4- Experimental Error

QUESTION 3
1. You are administering an anonymous survey related to safety practices and policies at an automobile manufacturing plant.  In order to gain permission to collect the data, the United Auto Workers union (UAW) insists that you mention that the survey was approved by UAW leadership and make clear that the results will be shared with said leadership personnel. 
As the survey researcher, do you have any concerns regarding whether the stipulations required by the UAW will introduce error?