Year 8 Statistics and Sampling Quiz

Comprehensive 19-question quiz covering core Year 8 statistics: nominal, ordinal, discrete and continuous data types; distribution shape (symmetrical, skewed, bimodal); sampling methods (simple random, systematic, stratified); measures of location (mean, median, mode); quartiles and interquartile range; stratified sampling calculations; and interactive column graph building. Progressive difficulty with immediate marking and full review.