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This question asks you to work out one value as a percentage of another.  You are expected to do these without the help of a calculator.

Two sample t-test to see if there is a difference between scores on questions between two groups when the questions are asked in a different order.

Calculate the functional value at a point.

Student is given a few numbers to choose from. They must pick at least two, and then give the sum of their chosen numbers.

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A block of given mass is sliding down the plane with a given acceration. Find the normal reaction force, the parallel force and the missing value of a and mu.

Pick from the range -5..5, but make 0 more likely.

Converting decimal numbers to binary numbers and vice versa.

rebel

rebelmaths

Give the student three points lying on a quadratic, and ask them to find the roots.

Then ask them to find the equation of the quadratic, using their roots. Error in calculating the roots is carried forward.

Finally, ask them to find the midpoint of the roots (just for fun). Error is carried forward again.

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