An administrator in charge of residential life services recently conducted a survey of undergraduate college students at a small university. A random sample of 300 students was selected from each class level (freshman, sophomore, junior, or senior). Each student was asked to complete and return a short questionnaire on the quality of campus residences. Some students returned the questionnaire; some did not. This is summarized in the table below: How many different conditional distributions could be plotted from these data?
A)2
B)4
C)6
D)None of the answer options is correct.

Question

An administrator in charge of residential life services recently conducted a survey of undergraduate college students at a small university. A random sample of 300 students was selected from each class level (freshman, sophomore, junior, or senior). Each student was asked to complete and return a short questionnaire on the quality of campus residences. Some students returned the questionnaire; some did not. This is summarized in the table below:  How many different conditional distributions could be plotted from these data?
A)2 
B)4 
C)6 
D)None of the answer options is correct.

Quizplus · Accepted Answer

The Answer of An administrator in charge of residential life services recently conducted a survey of undergraduate college students at a small university. A random sample of 300 students was selected from each class level (freshman, sophomore, junior, or senior). Each student was asked to complete and return a short questionnaire on the quality of campus residences. Some students returned the questionnaire; some did not. This is summarized in the table below:  How many different conditional distributions could be plotted from these data?
A)2 
B)4 
C)6 
D)None of the answer options is correct.

An Administrator in Charge of Residential Life Services Recently Conducted