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标题: Reading 11- LOS F (Part 2): Q14 [打印本页]

作者: cfaedu 时间: 2008-4-1 13:47 标题: [2008] Session 3 - Reading 11- LOS F (Part 2): Q14

13.t is the y-intercept term, b₀?

A) 34.7400.

B) 92.2840.

C) 512.3600.

D) 47.6712.

作者: cfaedu 时间: 2008-4-1 13:47

The correct answer was D)

The mean of the aggregate revenue (Y) is 3,645/10 = 364.50 and of the advertising expenditure (X) is 91.2/10 = 9.12. The y-intercept, b₀ = MeanY – Slope * MeanX = 364.50 – 34.74 * 9.12 = 47.6712.

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