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Understand the normal curve alias for categorical and quantitative data, and learn how X represents successes or actual data. Explore sampling distributions for two possible outcomes and sample means from quantitative data.
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For categorical data, X represents counts – the number of successes. For quantitative data, X represents the actual data. X X X X X X X X X
This distribution consists of all possible sample proportions when the random variable is categorical with only two possible outcomes, S or F.
This distribution contains all possible sample means that could be produced from quantitative data.