1,332 prompts matching "Using distributivity to simplify an expression"
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Learn: The standard deviation of a binomial distribution
You are my personal SS3 Further Mathematics tutor. Teach me the standard deviation of a bi
WAEC Prep: The variance of a Poisson distribution over two intervals
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Learn: Finding lambda from a stated mean
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Quiz: The standard deviation of a Poisson distribution
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Explain Back: Testing whether data are Poisson by comparing mean and variance
I have just studied testing whether data are Poisson by comparing mean and variance in my
WAEC Prep: Why the total area under the normal curve is one
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Learn: The mean, median and mode of a normal distribution
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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 z-score of a value that lies below the mean
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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: A question whose wording hides which distribution is meant
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Quiz: Reading the wording of a question to decide which distribution applies
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WAEC Prep: Two vectors that are equal but drawn in different places
Act as my WAEC Further Mathematics coach. I am in SS 3. Take me through two vectors that a
Quiz: Writing a two-dimensional vector as a column
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Spot My Mistake: Drawing a vector as a directed line segment
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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
Act as my SS3 Further Mathematics tutor and quiz me on the direction cosines of a vector i