67. Challenge Exercise. Refer to Exercise 66. How and why will the change affect the following items?
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(a) increases if is positive and decreases if is negative. (b) remains the same. (c) decreases. (d) -value decreases. (e) Since we don't know what the new -value will be, we don't know if the -value will decrease enough to change the conclusion from “Do not reject ” to “Reject .”