739 prompts matching "Mark scheme walkthrough: factorising a trinomial"
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WAEC Prep: The mean of a binomial distribution as np
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Practice: The variance of a binomial distribution as npq
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WAEC Prep: The variance of a Poisson distribution over two intervals
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WAEC Prep: Using the mean of a Poisson distribution to find a probability
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WAEC Prep: Why the mean and the variance of a Poisson distribution are equal
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WAEC Prep: The points of inflexion of the normal curve
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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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WAEC Prep: Comparing two values from different normal distributions by z-score
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WAEC Prep: The z-score of a value that lies below the mean
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WAEC Prep: The standard normal distribution, with mean nought and variance one
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WAEC Prep: The probability that a normal variable exceeds the mean by more than one standard deviation
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WAEC Prep: Finding the mean or the standard deviation from a given probability
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WAEC Prep: The probability that a normal variable lies below a given value
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Practice: Using the normal tables when the z-score is negative
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WAEC Prep: When a Poisson distribution approximates a binomial one
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WAEC Prep: A question whose wording hides which distribution is meant
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WAEC Prep: Choosing between a binomial and a Poisson model
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WAEC Prep: The zero vector, and what it means
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WAEC Prep: Two vectors that are equal but drawn in different places
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through two vectors that a