1,332 prompts matching "Explain standard deviation back to me"
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WAEC Prep: Comparing two values from different normal distributions by z-score
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WAEC Prep: When a Poisson distribution approximates a binomial one
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Worked Example: The continuity correction when approximating a discrete distribution
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WAEC Prep: Showing a triangle is right-angled using the dot product
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WAEC Prep: The resultant force on a particle given in i and j form
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WAEC Prep: Why the square root of a negative number needs i
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WAEC Prep: Writing the square root of minus nine in terms of i
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Worked Example: The powers of i, and the cycle they follow
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WAEC Prep: Adding three complex numbers
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WAEC Prep: Multiplying a complex number by a real number
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WAEC Prep: Dividing by a purely imaginary number
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Worked Example: Squaring a complex number
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WAEC Prep: The conjugate of a purely imaginary number
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WAEC Prep: The conjugate of a product of two complex numbers
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WAEC Prep: The modulus of a product of two complex numbers
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WAEC Prep: The conjugate shown on an Argand diagram
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WAEC Prep: The locus of a complex number equidistant from two points
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WAEC Prep: The polar form written as r cos theta plus i r sin theta
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WAEC Prep: Multiplying two complex numbers in polar form
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WAEC Prep: De Moivre's theorem used with a negative index
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