3) Recent revenue shortfalls in a Midwestern state led to a reduction in the state budget for higher education. To offset the reduction, the largest state university proposed a 25% tuition increase. It was determine that such an increase was needed simply to compensate for the lost support from the state. Separate random samples of 50 freshmen, 50 sophomores, 50 juniors, and 50 seniors from the university were asked whether they were strongly opposed to the increase, given that it was the minimum increase necessary to maintain the university's budget at current levels. Is there evidence to show a difference in opinion between the years? ASSSUME THE CONDITIONS FOR INFERENCE ARE SATISFIED Year Senior Total 18 122 Freshman Sophomore Junior 36 29 Strongly Yes opposed? No 39 11 14 21 32 78 Total 50 50 50 50 200

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3) Recent revenue shortfalls in a Midwestern state led to a reduction in the state budget for higher education. To offset
the reduction, the largest state university proposed a 25% tuition increase. It was determine that such an increase was
needed simply to compensate for the lost support from the state. Separate random samples of 50 freshmen, 50
sophomores, 50 juniors, and 50 seniors from the university were asked whether they were strongly opposed to the
increase, given that it was the minimum increase necessary to maintain the university's budget at current levels. Is there
evidence to show a difference in opinion between the years? ASSUME THE CONDITIONS FOR INFERENCE ARE SATISFIED
이
Year
Freshman Sophomore Junior Senior Total
18 122
29
Strongly Yes
opposed? No
39
36
21
32
78
200
11
14
Total
50
50
50
50
Transcribed Image Text:3) Recent revenue shortfalls in a Midwestern state led to a reduction in the state budget for higher education. To offset the reduction, the largest state university proposed a 25% tuition increase. It was determine that such an increase was needed simply to compensate for the lost support from the state. Separate random samples of 50 freshmen, 50 sophomores, 50 juniors, and 50 seniors from the university were asked whether they were strongly opposed to the increase, given that it was the minimum increase necessary to maintain the university's budget at current levels. Is there evidence to show a difference in opinion between the years? ASSUME THE CONDITIONS FOR INFERENCE ARE SATISFIED 이 Year Freshman Sophomore Junior Senior Total 18 122 29 Strongly Yes opposed? No 39 36 21 32 78 200 11 14 Total 50 50 50 50
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