statistics consists of organizing and summarizing information collected
descriptive
Statistics is a branch of mathematics that involves the collection, analysis, interpretation, presentation, and organization of data. It involves applying various statistical methods and techniques to raw data in order to draw insights and make informed decisions about the population or process being studied.
Organizing and summarizing information collected is an essential part of statistical analysis. This is done through the use of descriptive statistics such as measures of central tendency (mean, median, and mode), measures of variability (range, variance, and standard deviation), and graphical displays like histograms, scatter plots, and pie charts.
Organizing data involves systematically arranging the collected information into a meaningful and understandable format. For instance, one might convert raw data into a frequency table or a contingency table to identify patterns or relationships among variables. This process of organizing data helps in highlighting any significant patterns or trends that may exist.
Summarizing data is a process of extracting key information from a dataset. This can be done by calculating different summary statistics like mean, median, mode, and standard deviation for quantitative data, while for categorical data, summary statistics include frequency distributions, percentages, and proportions.
In summary, organizing and summarizing data is essential in statistics as it helps in making sense of the data collected and understanding the key insights to be drawn.
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