The document summarizes statistical information about the average student in Class 4 of a school. It finds that most students are boys (69%), around 10 years old on average, live in Chojnik, have blue eyes, brown hair, and were born in October. The average height is 142.25 cm, average weight is 32 kg, and average shoe size is European 40. Most students have straight hair, do not wear glasses, and prefer to wear jeans. The most popular number is 10 and favorite sport is volleyball.