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The average SAT verbal score for students from one high school over the last ten exams...

  1. The average SAT verbal score for students from one high school over the last ten exams is 508, 490, 502, 505, 493, 506, 492, 490, 503, 501.

Estimate the parameter (b0, b1) of the linear trend equation: T = b0 + b1 t, where T = trend value of the time series in period t.

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