Sophia Is Helping Xavier Refine His Search for Information About

question 6

Multiple Choice

Sophia is helping Xavier refine his search for information about rainforests.  Sophia tells Xavier to use _____ in his keywords to refine his search.

• A) stemming
• B) Boolean operators
• C) meta tags
• D) indexes

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Definitions:

Mean, Median, Mode

Statistical measures where mean is the average value, median is the middle value when data is ordered, and mode is the most frequently occurring value in a data set.

Standard Deviation

A measure of the amount of variation or dispersion in a set of values.

Bivariate Statistics

Statistical methods that involve the analysis of two variables simultaneously, for the purposes of determining the empirical relationship between them.

Anomalous Data

Data points that deviate significantly from the rest of the data, indicating a potential error or an unusual occurrence.