1MA0 Higher November 2013 Paper 2 Q23
23 The table shows information about 1065 students.
| Male | Female | |
|---|---|---|
| Year 7 | 126 | 109 |
| Year 8 | 112 | 134 |
| Year 9 | 121 | 114 |
| Year 10 | 87 | 94 |
| Year 11 | 88 | 80 |
Elena takes a stratified sample of 120 students by year group and by gender.
Work out the number of Year 8 female students in her sample. (2)
| Answer | Mark | Notes |
|---|---|---|
| 15 | 2 | M1 for \(\dfrac{134}{1065} \times 120\) or 15.098... oe A1 cao |