Mixed questions

1 Round each number to 3 significant figures.

a) 12 567 b) 1.018 375 c) 0.009 183

2 Complete the table.

3 The number of students absent from a year group over 10 days was as follows: a) Work out the mean. b) Work out the mode. c) Work out the median. d) Work out the range. walk, bus, bike, walk, bike, bus, walk, car, walk, bike, bike, bus, walk, walk, walk, car, bus, walk, bus, bus, walk, car, car, walk, walk, train, bike, bus, walk, walk a) Is this data quantitative or qualitative? b) Display this data in a frequency table.

4 This list shows how some students travel to school.

5 Here is a sequence: 2, 8, 14, 20, 26 … a) Is the sequence arithmetic or geometric? b) Find the n th term rule for the sequence.

6 Here are the coordinates of some points: (−3, −9) (0, −3) (1, −1) (3, 3)

On which of the following lines do all the points lie? Circle your answer.