Understanding Data and Probability

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What are the types of data in statistics?
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The primary types of data are categorical (nominal and ordinal) and numerical (interval and ratio).
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What is probability in statistics?
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Probability measures the likelihood that a particular event will occur, expressed as a number between 0 and 1.
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What is the difference between a discrete and continuous variable?
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Discrete variables have a finite number of distinct values, while continuous variables can take any value within a range.
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What is statistical significance?
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Statistical significance assesses whether results are likely due to chance or if there is a genuine effect.
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What does a p-value represent in statistical analysis?
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A p-value measures the probability of obtaining a result at least as extreme as the observed results, assuming that the null hypothesis is true.
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