IGCSE数学样题May-June 2010_2(5)

时间:2025-07-11

IGCSE数学样题May-June 2010_2

11 Fifteen children ran a 60 metre race. In the scatter diagram below, the time taken is plotted against the age for each child.

Time(seconds)

Age (years)

(a) Draw a line of best fit on the scatter diagram.

[1]

(b) What type of correlation does the scatter diagram show?

Answer(b)

[1]

(c) Describe how the times taken change with the ages of the children.

Answer (c)

[1]

© UCLES 2010

0580/12/M/J/10 Examiner's For Use

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