Question

Collection of data in statistics

Answer 1

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The data required for a research can be primary or secondary in nature. Primary data, by definition is the date that has been collected first hand by the researcher specially for addressing the population at hand. A survey research can be objectivist or subjectivist in nature. An objectivist approach is a more rigid and scientific approach.

Data collection is the process of gathering and measuring information on targeted variables in an established system, which then enables one to answer relevant questions and evaluate outcomes

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Answer 2

Answer:

Step-by-step explanation:

Gathering of information is a measurable necessity. Measurements are a set or arrangement of numerical information that goes about as an encouraging component of strategy making. As it were, numerical information sets up Statistics. Numerical information experiences handling and controls before it helps the procedure of basic leadership. Thus, numerical information are the crude materials to measurements. These crude materials can start from different sources. Analysts and examiners gather this information in various strategies.  

TYPES OF DATA  

There are 2 types of data. Talked about underneath are the sorts of information.  

Primary Data – refers to the information that the specialist gathers for the absolute first time. This sort of information has not been gathered either by this or some other agent previously. An essential information will give the specialist the most dependable direct data about the respondents. The agent would have a reasonable thought regarding the phrasings utilizes, the measurable units utilized, the examination system and the extent of the example. Essential information may either be inner or outer to the association.  

Secondary Data – refers to the information that the specialist gathers from another source. Past specialists or operators gather information required for their investigation. The examiner is the primary scientist or analyst to gather this information. In addition, the specialist does not have a reasonable thought regarding the complexities of the information. There might be equivocalness regarding the example size and test strategy. There may likewise be lack of quality as for the precision of the information.