| Exam Board | AQA |
|---|---|
| Module | Paper 3 (Paper 3) |
| Year | 2020 |
| Session | June |
| Marks | 1 |
| Paper | Download PDF ↗ |
| Mark scheme | Download PDF ↗ |
| Topic | Measures of Location and Spread |
| Type | Calculate statistics from raw data |
| Difficulty | Easy -1.8 This is a straightforward calculator exercise requiring only the computation of standard deviation from given data with the answer provided as a multiple choice. It tests basic statistical function use rather than any conceptual understanding or problem-solving, making it significantly easier than average A-level questions. |
| Spec | 2.02g Calculate mean and standard deviation |
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| Temperature (\(^\circ\)C) | \(-17\) | \(-16\) | \(-14\) | \(-9\) | \(-2\) | \(2\) | \(6\) | \(5\) | \(-3\) | \(-4\) | \(-11\) | \(-18\) |
| Answer | Marks | Guidance |
|---|---|---|
| 11 | Circles correct answer | 1.1b |
| Total | 1 | |
| Q | Marking Instructions | AO |
Question 11:
11 | Circles correct answer | 1.1b | B1 | 8.24
Total | 1
Q | Marking Instructions | AO | Marks | Typical SolutionThe table below shows the temperature on Mount Everest on the first day of each month.
\begin{tabular}{|l|c|c|c|c|c|c|c|c|c|c|c|c|}
\hline
Month & Jan & Feb & Mar & Apr & May & Jun & Jul & Aug & Sep & Oct & Nov & Dec \\
\hline
Temperature ($^\circ$C) & $-17$ & $-16$ & $-14$ & $-9$ & $-2$ & $2$ & $6$ & $5$ & $-3$ & $-4$ & $-11$ & $-18$ \\
\hline
\end{tabular}
Calculate the standard deviation of these temperatures.
Circle your answer.
[1 mark]
$-6.75$ \quad $5.82$ \quad $8.24$ \quad $67.85$
\hfill \mbox{\textit{AQA Paper 3 2020 Q11 [1]}}