311 prompts matching "Testing whether star distributes over plus"
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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
Spot My Mistake: Why friction does not depend on the area of contact
Act as my SS3 Further Mathematics tutor. Work a question on why friction does not depend o
Spot My Mistake: The moment of a force whose line of action is not perpendicular
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Explain Back: The units of a moment, and why they are newton metres
I have just studied the units of a moment, and why they are newton metres in my SS3 Furthe
Explain Back: Locating the point of concurrence on a diagram
I have just studied locating the point of concurrence on a diagram in my SS3 Further Mathe
Spot My Mistake: Using concurrence to find the direction of an unknown third force
Act as my SS3 Further Mathematics tutor. Work a question on using concurrence to find the
Explain Back: A particle hanging from two strings set at different angles
I have just studied a particle hanging from two strings set at different angles in my SS3
Spot My Mistake: Finding two unknown tensions from three forces in equilibrium
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Spot My Mistake: When Lami's theorem may be used, and when it may not
Act as my SS3 Further Mathematics tutor. Work a question on when Lami's theorem may be use
Explain Back: A probability distribution table for a discrete random variable
I have just studied a probability distribution table for a discrete random variable in my
Spot My Mistake: Why the probabilities in a distribution must sum to one
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Explain Back: The binomial probability formula
I have just studied the binomial probability formula in my SS3 Further Mathematics class.
Spot My Mistake: The probability of exactly r successes in n trials
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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
Spot My Mistake: The proportion of a normal distribution within one, two and three standard deviations
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Explain Back: Converting a value to a z-score
I have just studied converting a value to a z-score in my SS3 Further Mathematics class. L
Spot My Mistake: Reading a probability from the standard normal table
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Spot My Mistake: When the normal distribution may approximate the binomial
Act as my SS3 Further Mathematics tutor. Work a question on when the normal distribution m
Spot My Mistake: Drawing a vector as a directed line segment
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Spot My Mistake: The vector from A to B as the difference of two position vectors
Act as my SS3 Further Mathematics tutor. Work a question on the vector from A to B as the