1MA0 Foundation March 2013 Paper 1 Q7
7 Mrs Smith gave her students a history test.
The bar chart shows information about the students’ marks.
(a) Write down the number of students who got 10 marks. (1)
(b) Write down the mode. (1)
(c) Which two marks have the same frequency? (1)
(d) Work out the range. (2)
(e) How many students did the test? (2)
| Answer | Mark | Notes |
|---|---|---|
| 4 | 1 | B1 cao |
| Answer | Mark | Notes |
|---|---|---|
| 13 | 1 | B1 cao |
| Answer | Mark | Notes |
|---|---|---|
| 11 and 14 | 1 | B1 cao |
| Answer | Mark | Notes |
|---|---|---|
| 4 | 2 | M1 for \(14 - 10\) or \(10 - 14\) or \(-4\) or 10 to 14 or 14 to 10 A1 cao |
| Working | Answer | Mark | Notes |
|---|---|---|---|
| \(4 + 3 + 2 + 5 + 3\) | 17 | 2 | M1 for adding at least 4 correct heights out of 4 or 5 heights A1 cao |