1,331 prompts matching "IGCSE Additional Maths Y11: Checking an answer for reasonableness — Show All Wor"
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WAEC Prep: Why the mean and the variance of a Poisson distribution are equal
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Learn: Finding lambda from a stated mean
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WAEC Prep: The shape and the symmetry of the normal curve
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Learn: The mean, median and mode of a normal distribution
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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: 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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Practice: The components of a vector given its magnitude and direction
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WAEC Prep: A three-dimensional vector parallel to another
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WAEC Prep: A unit vector, and what makes it a unit
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Learn: The unit vectors i, j and k
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WAEC Prep: The distance between two points from their position vectors
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Learn: Subtracting one vector from another
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Practice: The dot product as the magnitudes times the cosine of the angle
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WAEC Prep: The angle between two three-dimensional vectors
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WAEC Prep: Showing a triangle is right-angled using the dot product
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