1,319 prompts matching "Learn: What the modulus of a number means"
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Quiz: The standard deviation of a Poisson distribution
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WAEC Prep: The points of inflexion of the normal curve
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WAEC Prep: The shape and the symmetry of the normal curve
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Quiz: The area under the normal curve, and what it represents
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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 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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Quiz: The probability in the upper tail of a normal distribution
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Quiz: Reading the wording of a question to decide which distribution applies
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Practice: The components of a vector given its magnitude and direction
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WAEC Prep: The position of a point in space written as a vector
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Quiz: The direction cosines of a vector in three dimensions
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WAEC Prep: The magnitude of a vector after multiplication by a scalar
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WAEC Prep: The magnitude of a two-dimensional vector
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Quiz: The direction of a vector as an angle with the x-axis
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Practice: The magnitude of the sum of two vectors
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WAEC Prep: The unit vector in the direction of a displacement
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Worked Example: Finding the unit vector in the direction of a given vector
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WAEC Prep: The position vector of a point dividing a line in a ratio
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