Daily Practice

Foundation

12th September 1989

5 questions · 11 marks · Grades 3-4 · 87 question types in this band

1
Probability (Higher)3 marks
A biased coin lands on heads with probability 0.2. It is thrown 250 times. How many heads would you expect?
2
Scatter Graphs2 marks
A scatter graph plots the day of the month and the temperature at noon. What type of correlation would you expect?
3
Error Intervals2 marks
A number y is 55 when truncated to the nearest whole number. Write down the error interval for y.
4
Substitution2 marks
Work out the value of 8x + 9 when x = 5.
5
Scale Drawings2 marks
A map has a scale of 1 : 25000. Two villages are 5.5 cm apart on the map. How far apart are they in real life, in km?

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