The answer is
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The short answer: yes.
Explanation: every rational number can be expressed as, well, a ratio. For instance, 5 can be expressed as 5/1 and 1.75 can be expressed as 7/4. Irrational numbers are not rational. For instance, pi... there is no ration for pi.
Answer:
2
Step-by-step explanation:

Answer: To find a residual you must take the predicted value and subtract it from the measured value.
Step-by-step explanation: