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At a certain university, the average attendance at basketball games has been 3025. This year the...

At a certain university, the average attendance at basketball games has been 3025. This year the attendance for the first 12 games has been 2715 with a standard deviation of 635. The athletic director claims that the attendance is the same as last year. If α = 0.05, what are the critical values for this two-tailed t test?

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