1,333 prompts matching "Arranging r of n objects in a line"
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WAEC Prep: The probability of at most r successes
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Practice: The probability of at least one success
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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: 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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Worked Example: Finding a value from a given probability by working backwards
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Worked Example: The continuity correction when approximating a discrete distribution
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Practice: The components of a vector given its magnitude and direction
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Worked Example: The distance between two points 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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Learn: The magnitude of a three-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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Spot My Mistake: The vector from A to B as the difference of two position vectors
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WAEC Prep: The parallelogram law of vector addition
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WAEC Prep: The dot product of a vector with itself
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Worked Example: Testing two vectors for perpendicularity
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