HCC instructors may use this tutorial as a graded assignment or extra-credit project. If you have been asked to complete this material for a grade or points, please make sure that you also complete the ungraded Pre-test (take it before you go any further) and the graded Exit Quiz (take it after you have gone through all of the material) which are linked from the menu to the left. A passing score of a 80% or above on the Exit Quiz is needed for us to report successful completion of this material to your instructor so that you may receive any grade or points promised.
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