CAIE IGCSE Mathematics Extended E9.4 Statis…grams

Covered syllabus points

[Maximum number: 5]

(a)

Jean asks 600 people to choose their favourite sport. The pie chart shows some of this information.

[ 5 ]

(i)

Show that 100 people choose tennis.

[ 1 ]

$\frac{60}{360}\times600$ oe

(ii)

Work out how many people choose rugby.

[ 2 ]

45
M1 for $\frac{27}{360}\times600$ oe

(iii)

125 people choose cricket and the rest choose swimming.

Complete the pie chart to show this information.

[ 2 ]

[Maximum number: 4]

(a)

The list shows 15 midday temperatures, in degrees Celsius, in Suntown.

[ 4 ]

(i)

Complete the stem-and-leaf diagram to show this information.

Key: $1 \mid 7$ represents $17^{\circ} \mathrm{C}$

[ 2 ]

1	7	7	8	8	9	9
2	1	1	1	1	2	3	3	4	5

(ii)

Rahul draws a pie chart to show this information.

Calculate the sector angle for the number of days the temperature is $18^{\circ} \mathrm{C}$ .

[ 2 ]

48
M1 for $\frac{2}{15}\times360$ or $\frac{360}{15}\times2$

[Maximum number: 2]

Guillaume measures the speed of each of 100 cars.
The results are shown in the table.

Guillaume draws a pie chart for this data.

Calculate the angle for the interval $45<v \leqslant 50$ .

126
M1 for $\frac{35}{100}\times360$

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