Evaluate the expressions in both of the columns. Your answers in each row should be the same. If your answers aren’t the same, work to find the mistake. Column A

790 10

-67 7

(2.1)-2

(2.5) (-3.25)

-10 (3.2) (-7.3)

Column B

790 10

(7.9) 10

-67 7

(0.1) -60

(2.1)-2

(-8.4) 12

(2.5) (-3.25)

-52134

-10 (3.2) (-7.3)

5 (-1.6) (-29.2)

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true