METHODS OF DATA COLLECTION
TOOLS OF DATA COLLECTIONS THEIR TYPES ATTRIBUTES AND USES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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gathering and measuring information on variables of interest
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gathering and measuring books on variables of interest
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gathering and measuring newspapers on variables of interest
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gathering and measuring diaries on variables of interest
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Detailed explanation-1: -Data collection is the process of gathering and measuring information on variables of interest, in an established systematic fashion that enables one to answer stated research questions, test hypotheses, and evaluate outcomes.
Detailed explanation-2: -Therefore, data collection is the process of gathering, measuring, and analyzing accurate data from a variety of relevant sources to find answers to research problems, answer questions, evaluate outcomes, and forecast trends and probabilities.
Detailed explanation-3: -A collection variable is a composite variable whose internal components, called elements, have the same data type. The value of a collection variable and the values of its elements can change. You reference an entire collection by its name.
Detailed explanation-4: -The definition of an observational study hinges on the notion that the researchers only observe subjects and do not assign them to the control and treatment groups. That’s the key difference between an observational study vs experiment. These studies are also known as quasi-experiments.