Drill — Descriptive statistics

16 practice questions on Descriptive statistics, each with an explanation. The first 1 are free.

By subtopic

• Central tendency — mean, median and mode 1 question
• Dispersion — range, variance, standard deviation and quartiles 1 question
• Normal distribution — the empirical rule, skewness and the mean–median–mode relation 1 question
• Data presentation — frequency tables, histograms, bar and pie charts, percentiles 1 question

Free today: the 10-question daily quiz · the NORCET 11 recall paper · what ₹999 unlocks — once, no auto-renewal.