Infographics week 3

Data point: one piece of data  this apple costs 20p

Dataset: a whole array of data costs of all veg and fruits

Variable: one dimension of the dataset  cost of apples

Raw data: unprocessed, detailed has not been manipulated or analysed

Extrapolation: using the data on the facts from the past and trying to predict behaviour in the future.

Aggregated data: grouped or combined from several  measurements

Average: add all and divide by number of entries

Median: middle number or if even number the sum of the two middle divided by 2

Mode: most frequent or common value