Statistics and Probability
Trigonometry
Vectors
Calculus
100
A subset of the population that should be chosen at random to avoid bias in the results.
What is a sample?
100
The formula to find tanA in terms of sinA and cosA.
What is tanA = sinA/cosA.
100
A quantity which only has magnitude, not direction.
What is a scalar?
100
A straight line which touches a curve at a single point and has the same slope as the curve.
What is a tangent?
200
The difference between the upper quartile and the lower quartile of a set of data.
What is the interquartile range?
200
The rule we use to solve a triangle when given two sides and a non-included angle.
What is the sine rule?
200
The relationship between two vectors with the same direction but different magnitudes.
What is parallel?
200
The concavity of a function when the second derivative is negative.
What is concave down?
300
The kind of correlation observed when r is close to -1.
What is a strong negative correlation?
300
The equation of the unit circle
What is x^2 + y^2 = 1?
300
The formula for working out the direction vector AB.
What is OB - OA?
300
The integral of velocity.
What is displacement?
400
A game for which the expected value E(X) is equal to zero.
What is a fair game?
400
The double-angle formula for sin2A.
What is sin2a = 2sinAcosA?
400
The three base vectors.
What are i, j, and k?
400
A point where the first derivative and second derivative both equal zero.
What is a stationary point of inflection?
500
The formula for the expected value/mean of a binomial distribution.
What is E(X)=np?
500
The period of a sine function of the form y=asin(b(x-c)) + d
What is 2pi/b?
500
The formula to find the angle between two vectors.
What is cosA = v∙w / |v||w|
500
The quotient rule for an equation of the form y=u/v.
What is dy/dx = (v*(du/dx)-u*(dv/dx))/v^2?
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