Which of the Following Is True About Supervised Data Mining

question 45

Multiple Choice

Which of the following is true about supervised data mining?

• A) Statistics used are simple and easy.
• B) It is used for predicting cross-selling opportunities.
• C) Analysts develop a model prior to the analysis.
• D) Patterns found are explained by a hypothesis.

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Definitions:

Standard Error

The standard deviation of the sampling distribution of a statistic, often used in constructing confidence intervals around a sample statistic to estimate the population parameter.

Test Statistic

A metric deduced from a sample's data in the process of hypothesis testing, which aids in determining the rejection of the null hypothesis.

P-value

The probability of observing a statistic at least as extreme as the one observed if the null hypothesis is true.

Upper Tailed Test

A hypothesis test where the critical area, in which the null hypothesis is rejected, is located in the upper tail of the probability distribution.