all you have to do is tap the ring whenever youâre connected to data or Wi-Fi and youâll be able to feel your loved oneâs heartbeat in real time. If these rings get your pulse racing then head on over to TheTouchâs website where theyâre available for pre-order.
Primary sources are also sets of data, such as health statistics, which have been tabulated, but not interpreted. 1  Journals or Periodicals: main type of publication in which scientific research is reported. 2  May be published by learned societies or by commercial publishers. 3  A researcher(s) submits an article to a journal.
Data, or facts, may be derived from several sources. Data can be classified as primary data and secondary data. Primary data is data gathered for the first time by the researcher; secondary data is data taken by the researcher from secondary sources, internal or external.e shall therefore discuss secondary data first and then take up primary data. Secondary data is of two kinds, internal and external. Secondary data â whether internal or external â is data already collected by others, for purposes other than the solution of the problem on hand.