Just showing how to use the stdev function from the stats extension to calculate the standard deviation of a list of numbers.

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It is estimated that 30% of all CIT students cycle to college. If a random sample of eight CIT students is chosen, calculate the probability that...

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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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Just showing how to use the stdev function from the stats extension to calculate the standard deviation of a list of numbers.

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It is estimated that 30% of all CIT students cycle to college. If a random sample of eight CIT students is chosen, calculate the probability that...

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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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Just showing how to use the stdev function from the stats extension to calculate the standard deviation of a list of numbers.

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Scores  in 20 games and frequency given -- calculate mean.

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Calculate the Pearson correlation coefficient on paired data and comment on the significance.

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Given a random variable $X$  normally distributed as $\operatorname{N}(m,\sigma^2)$ find probabilities $P(X \gt a),\; a \gt m;\;\;P(X \lt b),\;b \lt m$.

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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Applications of Derivatives 2

This is a formative assessment to see how well you have understood the content from the first 3 weeks of the course. It will not count towards your final mark. If you get less than 40%, then you should take immediate steps to improve your knowledge, such as attending Study Clinics.

This questions is for thos epractising numerical reasoning tests. Here the focus is on manipulating the data using the 4 basic maths operations.

These questions focus on using the 4 basic maths operations to answer numerical reasoning tests.

This question focusses on being able to apply the 4 basic maths operations and also use the calculator effectively.

Find a regression equation given 12 months data on temperature and sales of a drink. Includes an interactive diagram for experimenting with fitting a regression line.

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Graph Limits

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Demo question showing how to use the matrix maths functions in JavaScript.

indefinite integration

Find $\displaystyle \int ax ^ m+ bx^{c/n}\;dx$.

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Indefinite Integrals

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Antiderivatives

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Converting units, scientific notation, currency conversions 

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This exam tests one's ability to do simple maths quickly, using shortcuts where possible.  It is a diagnostic test so the results are to let us know where you need help.  Please take a screenshot of your final score and forward to WSY.

Questions about percentage and ratio, applied to finance.

Based on section 3.2 of the Maths-Aid workbook on numerical reasoning.

Definite Intgerals

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Printing errors in the work produced by a particular film occur randomly at an average rate of p per page.

i.What is the probability that a one page document will contain x1 printing error(s)?

ii.If a n page document is printed, calculate the probability of having more than x2 errors. Assume a Poisson distribution.

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