IndietroIntro to Stats definitions
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Branch of science focused on collecting and analyzing data to inform decisions about groups. Data
Information gathered through counting, measuring, or recording responses from individuals or objects. Population
Entire group of individuals or items of interest from which data could be collected. Sample
Subset of a population selected for analysis to draw conclusions about the whole group. Parameter
Single value summarizing a characteristic of an entire population, such as an average. Statistic
Single value summarizing a characteristic of a sample, used to estimate population features. Qualitative Data
Information described by attributes, labels, or categories, not suitable for arithmetic operations. Quantitative Data
Information represented by numerical values, allowing for mathematical calculations. Discrete Variable
Numerical value that can only take specific, countable outcomes, such as whole numbers. Continuous Variable
Numerical value that can be subdivided infinitely, including decimals and fractions. Attribute
Characteristic or quality used to describe or categorize qualitative data. Measurement
Process of assigning numbers to characteristics, often resulting in quantitative data. Count
Total number of occurrences or items, typically associated with discrete variables. Category
Group or class used to organize qualitative data based on shared attributes.
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