FURTHER MATH PROBABILITY GENERATING FUNCTION EXPLAINED STEP BY STEP

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This video provides a step-by-step explanation of Probability Generating Function for PreU Further Mathematics Jun 2019 Paper 2 Question 5.
00:00 1. Discrete random variables and values (question 5a)
17:04 2. Evaluate probabilities (question 5b)
28:37 3. Probability generating function (question 5c)
34:05 4. Combined probability generating function (question 5d)

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ahh thank you so much i just realised my mistake, I didn't know it could be WWWF, I tot there was only FFFW for P(X=4) 🤦🏻‍♀️

pumpkinpie
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for 37:43 can i write y = 2X instead of y = X + X

dunyan