請依下文回答第 21 題至第 25 題 What is statistical analysis? It is the science of collecting, exploring and presenting large amounts of data to discover 21. _____ patterns and trends. Statistics are applied every day-- in research, industry and government -- to become more scientific about decisions that need to be made. For example: (i) Manufacturers use statistics to 22. _____ quality into beautiful fabrics, to bring lift to the airline industry and to help guitarists make beautiful music. (ii) Researchers keep children 23. _____ by using statistics to analyze data from the production of viral vaccines, which ensures safety. (iii) Communication companies use statistics to optimize network resources, improve service and reduce customer churn by gaining greater insight into subscriber requirements. (iv) Government agencies around the world 24. _____ on statistics for a clear understanding of their countries, their businesses and their people. Look around you. 25. _____ the tube of toothpaste in your bathroom to the planes flying overhead, you see hundreds of products and processes every day that have been improved through the use of statistics.