Statistics Test: Mean, Median, IQR, Outliers & Box Plots (with Complete Solutions) (Grades 9–11) Description: This full statistics assessment focuses on representing and summarising data using real‑world style contexts: holiday prices, blood cotinine levels, light bulb lifetimes, and restaurant waiting times. It comes with a matching solutions file and mark scheme, suitable for GCSE/IGCSE, Grades 9–11, or early IB. What’s included:Chapter 3 – Representation and Summary of Data TEST (4 multi‑p