Before you run any statistical test, you must first determine your alpha<span> level, which is also called the “significance level.” By definition, the </span>alpha<span> level is the probability of rejecting the </span>null<span> hypothesis when the </span>null<span> hypothesis is true.</span>
Answer:
Step-by-step explanation:
Let C(x) be the cost to produce x batches of widgets, and let R(x) be the revenue in thousands of dollars.

Profit function = Revenue - cost
So we get profit function by subtracting C(x) from R(x) using algebraic method of subtraction.
Profit function of x
= 
Answer:
18 because 6 times 2 is twelve and 9 times 2 is 18... only if its direcrly proportional which it is
Step-by-step explanation:
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F(-3.29) = (-3.29) + 2.58
f(-3.29) = -0.71
I believe the answer would be A. 2x-y=6 :)