Statistics 0.0 / 5 ? StatisticsKEY POINTSGCSEEdexcel Created by: rebeccamariaCreated on: 10-04-15 20:03 What is primary data? It is data collected by yourself 1 of 13 What is secondary data? It is data collected by someone else 2 of 13 2 advantages of primary data? You know how and where it was collected / It is more reliable and accurate 3 of 13 2 disadvantages of primary data? Time consuming / Expensive 4 of 13 2 advantages of secondary data? Easy to get hold of / Cheaper / Less time consuming 5 of 13 2 disadvantages of secondary data? Could be out of date / You don't know how it was collected / May have some mistakes and biased 6 of 13 What is the main difference between primary and secondary data? You collect primary data yourself whereas, secondary data is when someone else collect 7 of 13 What is qualitative data? Quanlitative data is worded data 8 of 13 What is quantitative data? Quantitative data is numerical data 9 of 13 What is discrete data? Discrete data is something that can be measured exactly and countable e.g. number of pets, shoe size 10 of 13 What is continuous data? Continuous data can take any value within a range (interval) e.g. height, area, temperature, weight 11 of 13 What is bivariate data? Bivariate data measures two variables 12 of 13 What is the name of the data that involves two characteristics of each member of the sample? Bivariate data 13 of 13
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