what is primary data and secondary data in statistics class 9

what is primary data and secondary data in statistics class 9. There are some references to what is primary data and secondary data in statistics class 9 in this article. If you are looking for what is primary data and secondary data in statistics class 9 you've came to the right place. We have posts about what is primary data and secondary data in statistics class 9. You can check it out below.

Showing posts matching the search for what is primary data and secondary data in statistics class 9