Examlex
Database marketing works by using multivariate analysis, data segmentation, and automated tools to transform marketing from a proactive to a reactive process.
T-statistic
A type of statistic used in hypothesis testing, calculated from sample data to assess the strength of the evidence against the null hypothesis.
Z-score
A Z-score is a statistical measurement describing the number of standard deviations a data point is from the mean of a data set, used in standardizing data and for hypothesis testing.
Theoretical Distribution
A mathematical function that represents the possible values and their associated probabilities of a random variable.
Sampling Distribution
A specific statistic's probability distribution, resulting from a sample taken at random.
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