Reading 11- LOS F (Part 2): Q10 percent, class, style

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10.t is the lower limit of the 95 percent confidence interval for the slope coefficient?

A)   32.78.

B)   15.30.

C)   12.24.

D)   19.89.

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The correct answer was B)

Lower Limit	= Coefficient - (1.96 x Standard Error of the coefficient)
	= 34.74 - (1.96 x 9.917)
	= 34.74 - 19.4373 = 15.30