1, general statistics of a single statistical table 1 item;
2. The double-entry statistics table generally counts two items, both of which are expressed in tables.
Second, the common statistical charts are bar charts and line charts.
1, the bar graph can directly see the quantity.
2. The expression of broken-line statistical chart is that you can directly see the changing trend.
These two kinds of statistical charts can show the quantity, and the broken line statistical chart can also show the changing trend.
Extended data:
Functions and forms of statistical tables:
First, the role of statistical tables
1, indicating the relationship between the research object and quantity.
2. Significantly express the change law between the research objects by quantity.
3. Significantly express the differences between the research objects by quantity. This is convenient for people to analyze and study problems.
Second, the form of statistical tables
1, according to different functions: statistical questionnaire, summary table and analysis table.
2. Different grouping situations: simple table, simple grouping table and composite grouping table.
(1) Simple table: a table that is simply arranged by time or unit without any grouping.
(2) Simple grouping table: that is, a table grouped by only one flag.
(3) Composite grouping table: a table grouped by two or more symbols.
Baidu Encyclopedia-Statistics