1. Quite a
large number of definitions have been given to statistics as a science.
2. The war
brought major changes in the programme of statistical work and the methods of
observation and processing.
3. All
progressive knowledge in the modern world tends to precision.
4. At
present many countries have declared themselves republics, some of them have
become independent and encourage the use of local languages.
5. They had
been working there for more than three hours when it happened.
6. Nowadays
some difficult economic problems are solved on the basis of statistical data.
7. A theory is known to be tested by
practice.