ECZ Grade 12 School Certificate Statistics — practice questions
5 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice ECZ Grade 12 School Certificate Statistics in the app →What is the middle value of an ordered data set called?What is a value that lies far away from the rest of the data called?A data set runs 3, 5, 8, 11, 14 and 16. What is its median?A set of heights is measured in centimetres. In which units is its variance given?The variance of a data set is 49. What is its standard deviation?