Numeracy Foundation June 2022 Unit 1 Q9

(a) The wingspan of one of the birds shown in the scatter diagram is 31 cm.
What is the mass of this bird? [1]

Mass is …………… g

(b) Two of the birds shown in the scatter diagram have a mass of 5 g.
What is the difference between the wingspans of these two birds? [2]

Difference between the wingspans is …………… cm

(c) Use 30 cm ≈ 12 inches to answer this question.

Find the wingspan of the bird with a mass of 8·5 g.
Give your answer in inches. [3]

Wingspan is …………… inches

(d) What type of correlation does this scatter diagram show? [1]

(e) Use the scatter diagram to estimate the wingspan of a bird with a mass of 12 g. [1]

Wingspan is …………… cm