Skills 3.0 / 5 based on 1 rating ? GeographyGeographical skills and fieldworkA2/A-levelOCR Created by: IzziTCreated on: 26-04-14 16:06 Primary data unprocessed information, collected firsthand by me 1 of 12 Secondary data information obtained from published documentary sources that has been analysed. 2 of 12 Pragmatic sampling samples that are chosen from those that are easily and safely available 3 of 12 Random sampling all the elements of data have an equal chance of being chosen 4 of 12 Stratified sampling samples are proportional to their share of the whole 5 of 12 Systematic sampling samples are at set intervals from the initial point, which is chosen at random 6 of 12 Accuracy the level at which data is exact and free from error 7 of 12 Reliability the extent to which sample data reflects the greater whole 8 of 12 GIS a tool for storing, organising, displaying and analysing geographical information 9 of 12 Null hypothesis that a pattern or relationship is due to chance 10 of 12 Correlation to have a relationship (may be positive or negative) 11 of 12 Degrees of freedom the number of values in a data set that you can change without changing the total (n-1) 12 of 12
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