Saturday, April 3, 2010

Advice & Notes about Lab-1

The following issues came up during the labs.  We’re noting them here for everyone’s benefit.

Use your own dimensions & Name-Length

Remember that even if you worked on a sheet together and shared it you must use your own dimensions and name-length in the appropriate sections of the lab.

Named Variables

We will only be checking that you have created a named variable in the section of the lab that identifies them as a grading criteria.

We urge you to consider using them elsewhere because they’re helpful, but it’s not required.

Memos Are Individual

Remember that each person is to write their own memo.  We will treat copying in this portion as plagiarism.

Rounding

You may round the answers to the appropriate significant digits two ways

  • one way would be rounding off each “answer” within a question – from the beginning of the specific question to the end or
  • rounding off only the last “answer” in question.
    Both methods will merit full credit.

Note that the “correct” method is not to round until you have “the answer”.  If there are multiple “answers” then each should maintain full accuracy (meaning go back to the source data) until you round the “final” one for each portion.  We’re not insisting on that here.

Question-6 Legend

For question 6 it states in the grading criteria that a legend is required . However for this question the fact that there is only a single “data series” means that a legend is not a requirement so there will be no penalty if a student does not include legend in the graph. A title is required.

Typo in Question-3

Several of you noticed that it should say “volume” instead of area in Question-3.  This comes from not fully checking a “copy and paste” – shame on me.

Jim Mitchell

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