Answer:
The data consisting of the classifications A, B, C, and D are qualitative.
After the data are input as 1, 2, 3, or 4 the data still be qualitative.
Step-by-step explanation:
The data consisting of the classifications A, B, C, and D are qualitative because data is categorized in A B C and D categories.
When the data are input as 1,2,3 or 4 it would be still be qualitative because here 1,2,3 or 4 as used as identifier rather than actual numerical meaningful digits.
If u and v are indeed vectors,

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Answer:
The vertical change between two points is called the rise, and the horizontal change is called the run. The slope equals the rise divided by the run.
The slope formula is often shortened to the phrase “rise over run.”