Daily Practice

Foundation

9th February 1982

5 questions · 10 marks · Grades 3-4 · 87 question types in this band

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.4. It is thrown 200 times. How many heads would you expect?
2
Scatter Graphs2 marks
A scatter graph plots the height of a tree and its age. What type of correlation would you expect?
3
Error Intervals2 marks
A number y is 15 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 5x - 2 when x = 8.
5
Writing and Simplifying Ratio1 mark
Write the ratio 14 : 63 in its simplest form.

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