Examlex
To have SQL automatically eliminate duplicate rows from a result,use the keyword DISTINCT with the FROM keyword.
F Value
A statistic obtained in analysis of variance (ANOVA) testing, used to determine whether the means of several groups are equal or show significant differences.
F-Tests
A group of statistical tests that compute the ratio of variances to analyze the statistical significance of the differences between means.
Nondirectional
Pertains to hypotheses or tests that do not specify a direction of effect but instead test for any difference or association.
Type II Error
The probability of accepting a null hypothesis when it is false.
Q7: SQL Server security roles provide a simple
Q7: In an SQL query,which SQL keyword is
Q25: The MySQL Workbench EER models are data
Q33: Database designs are created during the _
Q36: In Microsoft Access,you can use ODBC to
Q39: Databases record data in such a way
Q68: Anytime you want to use an SQL
Q90: Which of the following statements is true
Q99: The SQL wildcard character "#" indicates a
Q113: Business Intelligence (BI)systems typically store their data