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The correspondence between the empirical test of a hypothesis and the underlying causal process that the experiment is intended to represent
Standard Error
The standard deviation of the sampling distribution of a statistic, particularly mean, indicating the variability of an estimate from sample to sample.
Positively Skewed
A description of a distribution of data in which the tail on the right side of the histogram is longer than the left side, indicating that most values are clustered on the left.
Sampling Distribution
The probability distribution of a given statistic based on a random sample, used to estimate the population parameter.
Normal Populations
Populations that follow a normal distribution, where the majority of data points are concentrated around the mean value.
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