1,326 prompts matching "WAEC question on measures of dispersion"
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Explain Back: The order in which the forces are drawn round the triangle
I have just studied the order in which the forces are drawn round the triangle in my SS3 F
Explain Back: Why the total moment about any point must be nought
I have just studied why the total moment about any point must be nought in my SS3 Further
Learn: Choosing the point about which to take moments
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Explain Back: A particle hanging from two strings set at different angles
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Learn: Finding two unknown forces by Lami's theorem
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Spot My Mistake: When Lami's theorem may be used, and when it may not
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Explain Back: The binomial probability formula
I have just studied the binomial probability formula in my SS3 Further Mathematics class.
Explain Back: Finding n and p from a given mean and variance
I have just studied finding n and p from a given mean and variance in my SS3 Further Mathe
Learn: Finding lambda from a stated mean
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Quiz: The area under the normal curve, and what it represents
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Spot My Mistake: Reading a probability from the standard normal table
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Worked Example: Finding a value from a given probability by working backwards
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Learn: The probability that a normal variable lies between two values
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Practice: Using the normal tables when the z-score is negative
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Spot My Mistake: Drawing a vector as a directed line segment
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Learn: The unit vectors i, j and k
You are my personal SS3 Further Mathematics tutor. Teach me the unit vectors i, j and k, w
Worked Example: Testing two vectors for perpendicularity
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Practice: Equating real and imaginary parts to find two unknowns
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Worked Example: Squaring a complex number
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Quiz: Writing a complex number in polar form
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