An experiment is performed twice, each with $5$ outcomes

$x_i,\;y_i,\;i=1,\dots 5$ . Find mean and s.d. of their differences $y_i-x_i,\;i=1,\dots 5$.

Question 3 from module 1 mid module assessment task

A demo of the gap-fill part and its options.

Find the determinant of a $3 \times 3$ matrix.

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Resistors in series and parallel

Basic questions on the Wheatstone Bridge

Potential Divider

Basic potential divider questions

Basic circuit analysis

Basic Circuit Analysis questions

These are basic circuit analysis questions and can be used for year 1 introductory classes to circuit analysis.

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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.

rebelmaths

Differentiate $\displaystyle \cos(e^{ax}+bx^2+c)$

Showing off the part types.

Conversions of units

A silly question about chicken names to try out numbas

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Zadanie pozwala ocenić umiejętność studenta w zakresie: formułowania hipotez, przeprowadzania testu istotności, wnioskowania statystycznego.

Zmienne losowe: dane surowe