(iv) Feel of probability using data through experiments. Notion of chance in events like tossingcoins,diceetc.Tabulatingandcountingoccurrencesof1through6inanumber of throws. Comparing the observation with that for a coin. Observing strings of throws, not

(iii) Constructing bar graphs

(ii) Mean, median and mode of ungrouped data – understanding what they represent.

(i) Collection and organisation of data – choosing the data to collect for a hypothesis testing.