The number of observations between $150$ and $200$ based on the following data is:Value | No of observations--- | ---More than $100$ | $70$More than $150$ | $63$More than $200$ | $28$More than $250$ | $05$

Divided bar chart is considered for

$Data are said to be ______ if the investigator himself is responsible for the collection of the data.$

A suitable graph for representing the portioning of total into sub parts in statistics is:

The average of salaries in a factory is $47,000$. The statement that the average salary $47,000$ is

$Statistics cannot deal with ______ data.$

$Census reports are used as a source of ______ data.$