1,334 prompts matching "Spot my mistake in a combinatorial probability problem"
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WAEC Prep: A body just about to slide on a horizontal surface
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through a body just about
Quiz: The coefficient of friction between two surfaces
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WAEC Prep: The moment of a force about the foot of a pole
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WAEC Prep: The resultant moment of a couple and a force together
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WAEC Prep: The moment of two equal and opposite parallel forces
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Worked Example: The total moment of three parallel forces about one end
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Learn: The algebraic sum of moments when the senses differ
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WAEC Prep: The triangle of forces and concurrence taken together
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WAEC Prep: Lami's theorem derived from the triangle of forces
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WAEC Prep: The statement of Lami's theorem
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WAEC Prep: The variance of a discrete random variable
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WAEC Prep: A random variable, and the values it may take
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Learn: The expectation of a discrete random variable
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WAEC Prep: The probabilities of nought, one and two successes read off an expansion
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WAEC Prep: The Poisson formula, and what lambda stands for
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Quiz: The situations a Poisson distribution models
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WAEC Prep: Why the mean and the variance of a Poisson distribution are equal
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Quiz: The standard deviation of a Poisson distribution
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WAEC Prep: Why the total area under the normal curve is one
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WAEC Prep: The shape and the symmetry of the normal curve
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