Question: Consider the equation, Y = 1 + 2 x 2 + u . A null hypothesis, H 0 : 2 = 0 states that: a.

Consider the equation, Y =1+2x2+u. A null hypothesis, H0:2= 0 states that:

a.2has no effect on the expected value of Y.

b.Y has no effect on the expected value of X2.

c.x2has no effect on the expected value of2.

d.x2has no effect on the expected value of Y.

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