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The first step in data analysis is to gather the data. This can be done manually or through a computer program. <br>
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What is Data Analysis? • The first step in data analysis is to gather the data. This can be done manually or through a computer program. • This includes sorting the data into categories, evaluating the data for accuracy and validity. • After the data has been analyze, it can be use to make decisions or predictions..
The Difference between A Numerical Data Set and • A numerical data set is a collection of numbers that can be use to measure or compare different aspects of reality. • There are many differences between these two types of data sets. • A numerical data set can always be convert into a quantitative one if need.
Qualitative information • However, there are some benefits to using qualitative data sets too • They can be more expressive and personal than numeric data sets • sometimes qualitative information is necessary in order to understand a problem or issue better.
The Difference between a Statistical Data Set • A data set may be compose of raw data or it may be prepare after the data has been collect. • When working with data sets, it is important to remember that each piece of information. • One way to verify the appropriateness of a statistic for a given data set is to perform an analysis of variance (ANOVA).