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标题: Reading 11- LOS F (Part 2): Q16 [打印本页]

作者: cfaedu 时间: 2008-4-1 13:49 标题: [2008] Session 3 - Reading 11- LOS F (Part 2): Q16

16.Construct a 95% confidence interval for the slope coefficient for Commercial Construction.

A) 1.25 + 1.96(3.78).

B) 1.25 + 1.96(0.33).

C) 0.76 + 1.96(0.09).

D) 0.76 + 1.96(8.44).

[此贴子已经被作者于2008-4-1 13:48:49编辑过]

作者: cfaedu 时间: 2008-4-1 13:49

The correct answer was B)

The confidence interval for the slope coefficient is b₁ ± (t_c x s_b1).

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