Monday, 24 February 2014

Unit 3 Math Tests Returned

Test take up will be on Friday, which is the same day you are expected to have your tests signed and returned.

Class average was 76% (apologies for misspeaking earlier and reporting 78%).

Question 3 Option 1 Part (b) was removed as the question was too leading of a question for its purpose. This website (http://www.mathopenref.com/triangleincenter.html) was part of the intention of raising the argument to defend your work. It was good to see some students acknowledge human error factors, however in retrospect this particular part of the question was not well suited.

If a rubric is provided, be sure to use it as a check list. Titles for a graph need to have date and author otherwise the statistical information provided is not valid nor can be used (CREST) to support/refute and argument.

Multiple-level discounts (eg 10%, and then another 10%) can not be combined. It reads 10% of the original, then another 10% of the portion.

For example, 10% of 100 is 10, so the balance is 90. Another 10% is 9, so the balance is 81. 20% of 100 is 20, so the balance is 80. A difference of 1 could have significant implications. What if this was 100...million...dollars. That variance of "1" is 10 million dollars!

Proper form: many of you are still short cutting your work by not starting with the formula and following the proper form. If you are still having trouble, or would like some 1-on-1 coaching, send an email to your teacher. Algebra is upon us, and a lack of proper form is treasure hunting without an accurate map.

Slow down. You are expected to be pushed in a test, but it is not appreciated when you rush through question completely overlooking the actual objective. Units units units. You are all able to read for detail, and there is a significant personal improvement for many of you in specific areas (K T C A). Please email your teacher directly if you would like comparative statistical data based on the math unit tests thus far.

1 on 1 sessions are available next week if requested by email.

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