![]() Hence, this basis of the arrangement of raw data can vary from purpose to purpose.Ī variable is simply something that can vary with time and we can measure this variation. Note that we can also arrange them according to their heights. Thus, if we arrange the data in the example mentioned in the introduction according to the classes in your school, we will eventually classify the data in form of a statistical series. Series refer to those data which are in some order and sequence. To do so, an investigator has to classify the data in the form of a series. In this way, we effectively convert heterogeneous data into homogeneous data. It is important to realize that organized data facilitates comparison and meaningful conclusions.įurther, to organize the data we need to look for similarities or group the data. Definitely, we need to organize this raw data. ![]() This is because it is similar to a lump of clay with no identity and also of no practical use. Raw data is the unorganized data when we’re done with the collection stage.
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