13321 results.
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Question in .Statistics
Given a table of data, calculate the mean, mode and median, and complete a frequency table.
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Question in .Statistics
Given two distributions, calculate the measures of average and spread and make some decisions based on the results.
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Question in .Statistics
Calculate relative frequencies in a variety of scenarios.
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Question in .Statistics
This question assesses the students ability to find the expected number of times an event occurs given the probability of the event occurring for a single trial and the total number of trials.
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Question in .Statistics
This question provides a list of data to the student. They are asked to find the mean, median, mode and range.
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Question in .Statistics
Just showing how to use the stdev function from the stats extension to calculate the standard deviation of a list of numbers.
rebelmaths
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Question in .Statistics
Scores in 20 games and frequency given -- calculate mean.
rebelmaths
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Question in .Statistics
Calculate the Pearson correlation coefficient on paired data and comment on the significance.
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Question in .Statistics
Calculate the Pearson correlation coefficient on paired data and comment on the significance.
rebelmaths
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Question in .Statistics
Find a regression equation.
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Question in .Statistics
Given a random variable $X$ normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.
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Question in .Statistics
rebelmaths
Given a random variable $X$ normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.
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Question in .Statistics
Given a random variable $X$ normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.
rebelmaths
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Exam (4 questions) in .Statistics
Statistics and probability. Questions asking student to calculate and interpret Pearson and Spearman correlation coefficients.
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Exam (14 questions) in .Vectors
Questions on vector arithmetic and vector operations, including dot and cross product, as well as the vector equations of planes and lines.
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Exam (27 questions) in .VectorsQuestions used in a university course titled "Vector calculus"
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Question in .Vectors
Curl and divergence of a vector field. Determine whether the vector field is irrotational or solenoidal.
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Question in .Vectors
Curl of a vector field.
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Exam (5 questions) in .Vectors
5 questions on vectors. Scalar product, angle between vectors, cross product, when are vectors perpendicular, combinations of vectors defined or not.
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Question in .Complex Numbers
Polar form of a complex number.
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Question in .Complex Numbers
Practice to decide which quadrant a complex number lies in.
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Question in .Complex Numbers
Complex number multiplication & division
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Question in .Complex Numbers
modulus & argument of a complex number
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Question in .Complex Numbers
Calculating the square root of a complex number using De Moivre.
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Question in .Complex Numbers
Calculating complex numbers raised to an natural number exponent
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Question in .Complex Numbers
Find modulus and argument of the complex number $z_1$ and find the $n$th roots of $z_1$ where $n=5,\;6$ or $7$.
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Question in .Complex Numbers
This question provides practice at adding, subtracting, dividing and multiplying complex numbers in rectangular form.
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Exam (5 questions) in .Integral Calculus
5 questions on definite integrals - integrate polynomials, trig functions and exponentials; find the area under a graph; find volumes of revolution.
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Exam (5 questions) in .Integral Calculus
5 questions on indefinite integration. Includes integration by parts and integration by substitution.
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Exam (12 questions) in .Differential Calculus
Differentiation of polynomials, cos, sin, exp, log functions. Product, quotient and chain rules.
Missing: Application with bacteria, turning points, difficult chain rule