primary data is data which has been collected by yourself, which is more reliable and up to date. secondary data has been collected from a secondary source (Other people, business etc.) so it may not be valid or up to date
The data collected does not have to be measurable.
In continuous grouped data the data is collected continuously and in groups. Data collected is in class intervals the actual data values are not visible.
how is data collected and used for the purpose of national statistics
Primary data is the the data that collected by yourself. While secondary data is those collected by others and to be reused by yourself.
There are several ways that data can be collected that include interviews and research. Other methods used to collect data include surveys, phone calls, and by direct observation.
analysis
The term that describes the data collected during an experiment is "experimental data". This data is gathered through observations, measurements, and other methods during the experimental process to analyze and draw conclusions.
Data Gathering and Representation Techniques
Statistical data analysis is one of the various methods one can use to identify the shape of date distribution collected for a research study. Along with data analysis, one could also used a histogram.
What specific information do you need? Who are the intended participants for this data collection? What methods are you planning to use to collect the data? How will you ensure the accuracy and reliability of the data collected?
Any kind of data can be collected.
Scientists communicate their research results through scientific journals and books, as well as live presentations.
The data collected does not have to be measurable.
primary data is data which has been collected by yourself, which is more reliable and up to date. secondary data has been collected from a secondary source (Other people, business etc.) so it may not be valid or up to date
Data that is collected may have been collected previously for some reason, or it might have been collected recently. Data is usually collected to show statistics or information about something specific.
Quantitative methods of studying are important because they give greater picture ideas of a population. This means that the data collected is a more accurate picture of what is going on in the population.