Answer:
I can't see the side lengths so I can't answer it
Step-by-step explanation:
Answer: "independent variables" .
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Answer:
45 
Step-by-step explanation:
Multiply 9 · 10 = 90 then divided by 2 = 45
Answer:
DF = 2
Step-by-step explanation:
Formula for degree of freedom is;
DF = n - 1
Where n is sample size
In this question, political party affiliation could be Republican, Democrat, or Other. Thus, sample size is 3.
DF = 3 - 1
DF = 2
Thus, degree of freedom value would be 2
2,000 + 400 + 70 would equal 2,470.
The correct way to write it would be 2,000 + 400 + 7