Question

Explain what "model space" and the "layouts" (sometimes called "paper space") portions of a drawing are each used for.

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Provide one example of a raw field measurement which is must be manually entered (by keystrokes) into a field data collection device.

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Why (n-1) is used instead of (n) in the equation to calculate standard deviation?

Answer 1

In autocad 3D, when we are start drawing in the drawing area, there is limitless 3D drawing area which is called model space. In which we have to set the drawing scale whether one unit represent the one mm or one cm or one m, according to our convenient we set the scale. Then we start drawing on model space at 1:1 scale.

✓✓ layouts of each portion of drawing are used for detail explanation and design and drafting of construction. It is become the primary source of information, by which draftings are done by maintaining proper guidelines. And also to prepare the estimation of the construction layout of each portion is used for.