1,297 prompts matching "Forming an equation whose roots are alpha plus one and beta plus one"
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Explain Back: A probability distribution table for a discrete random variable
I have just studied a probability distribution table for a discrete random variable in my
WAEC Prep: The probabilities of nought, one and two successes read off an expansion
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Worked Example: Finding a particular term of a binomial expansion
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Practice: Using a binomial expansion to approximate a number
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WAEC Prep: The Poisson formula, and what lambda stands for
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WAEC Prep: Comparing the mean with the variance of a binomial distribution
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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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Explain Back: Finding n and p from a given mean and variance
I have just studied finding n and p from a given mean and variance in my SS3 Further Mathe
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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Quiz: The standard deviation of a Poisson distribution
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WAEC Prep: The shape and the symmetry of the normal curve
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Spot My Mistake: The proportion of a normal distribution within one, two and three standard deviations
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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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Spot My Mistake: Reading a probability from the standard normal table
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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: Choosing between a binomial and a Poisson model
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