数据分析
Data analysis is a systematic method of cleaning, transforming and modelling statistical or logical techniques to describe and evaluate data. Using data analysis as an analytical skill means being able to examine large volumes of data and then identifying trends within the data. It is critical to be able to look at the data and determine what information is important and should be kept and what information is irrelevant and can be discarded. Data analysis includes finding different patterns within the information which allows you to narrow your research and come to a better conclusion. It is a tool to discover and decipher useful information for business decision-making. It is imperative in inferring information from data and adhering to a conclusion or decision from that data. Data analysis can stem from past or future data. Data analysis is an analytical skill, commonly adopted in business, as it allows organisations to be come more efficient, internally and externally, solve complex problems and innovate.