Professor Kramer has decided to measure how happy his students are with his teaching this semester.He is teaching two classes this semester-Psychology and Law and Introduction to Neuroscience.He gives his students a survey.

-In the above scenario,Dr.Kramer needs to avoid which of the following if he hopes to avoid having a biased sample?
A)Sampling only those students who come to class frequently
B)Sampling only those students who volunteer to complete the survey
C)Sampling only those students who sign the consent form
D)Sampling only those students who finish the survey

Question

Professor Kramer has decided to measure how happy his students are with his teaching this semester.He is teaching two classes this semester-Psychology and Law and Introduction to Neuroscience.He gives his students a survey.

-In the above scenario,Dr.Kramer needs to avoid which of the following if he hopes to avoid having a biased sample?

-In the above scenario,Dr.Kramer needs to avoid which of the following if he hopes to avoid having a biased sample?
A)Sampling only those students who come to class frequently
B)Sampling only those students who volunteer to complete the survey
C)Sampling only those students who sign the consent form
D)Sampling only those students who finish the survey

Quizplus · Accepted Answer

The Answer of 
Professor Kramer has decided to measure how happy his students are with his teaching this semester.He is teaching two classes this semester-Psychology and Law and Introduction to Neuroscience.He gives his students a survey.

-In the above scenario,Dr.Kramer needs to avoid which of the following if he hopes to avoid having a biased sample?
A)Sampling only those students who come to class frequently
B)Sampling only those students who volunteer to complete the survey
C)Sampling only those students who sign the consent form
D)Sampling only those students who finish the survey

Professor Kramer Has Decided to Measure How Happy His Students