Grade 12 Probability and Counting ( Maths NSC/DBE/CAPS) Past Exam Q's 10 & 11 Nov 2019 | NTE

Описание: Grade 12
Mathematics | Probability and Counting | NTE

Hi everyone and welcome back to NTE,

In today's video, we are looking at the concepts covered in probability. What is the fundamental counting principle and how to apply the fundamental counting principle.


All Past Exam Questions remain the property of the department of basic Education and can be found on their website. I have not amended the questions in any way or form.

The Department of Basic Education does not endorse or accept responsibility whatsoever for the accuracy of the explanations and/or methods provided for the solutions presented in this video. All errors and misconceptions conveyed remain that of New Technological Education.


Example problems also taken from : Pike, M., Jawurek, A., Kitto, A., Laridon, P., Myburgh, M., Rhodes-Houghton, R., . . . Wilson, H. (2011).
Classroom Mathematics. Sandton: Heinemann.pg 355-356



Time Stamps
00:00-Intro
00:35-Dependent and Independent Events
28:02-Mutually Exclusive Events
34:08-Error in Calculation

** NOTE ERROR**
The correct way to calculate the probability in the sample space is
1 - 0.3 - 0.1 - 0.15 = 0.45

Therefore making P (A or NOT B )= 0.3 + 0.1 + 0.45 = 0.85.
Apologies.


36:26-Complementary Events
39:45-The addition Rule
43:52-The Fundamental Counting Principle

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