(b) A researcher is interested in students\' opinions regarding an additional an
ID: 2946738 • Letter: #
Question
(b) A researcher is interested in students' opinions regarding an additional annual fee to support non-income-producing varsity sports. Students were asked to rate their acceptance of this fee on a five-point scale. She received 95 responses, of which 30 were from students who attend varsity football or basketball games only, 24 were from students who also attend other varsity competitions, and 41 who did not attend any varsity games.
Response variable:
Populations: (Select all that apply.)
students who play sports
students who attend varsity football or basketball games
students who pay an annual fee
students who do not attend any varsity games
students who attend other varsity competitions
(c) A professor wants to evaluate the effectiveness of his teaching assistants. In one class period, the 45 students were randomly divided into three equal-sized groups, and each group was taught power calculations from one of the assistants. At the beginning of the next class, each student took a quiz on power calculations, and these scores were compared.
Response variable:
Populations: (Select all that apply.)
students in the three TA groups
all students at the school
students passing the course
students who like their TA
the three teaching assistants
I = n1 = n2 = n3 = N =Explanation / Answer
(b)
(i)
Response variable : Additional annual fee
(ii)
Populations:
Correct options:
Students who attend varsity football or basketball games
Students who attend other varsity competitions
Students who did not attend any varsity games
(iii)
n1 = 30
n2 = 24
n3 = 41
N = 95
(c)
(i) Response variable: Effectiveness of teaching assistants
(ii) Correct options:
students in the three TA groups
(iii)
n1 = 15
n2 = 15
n3 = 15
N = 45
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