TD_ZTest Syntax | Z Test | Teradata Vantage - TD_ZTest Syntax - Analytics Database

Database Analytic Functions

Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
VMware
Product
Analytics Database
Release Number
17.20
Published
June 2022
Language
English (United States)
Last Update
2024-04-06
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Product Category
Teradata Vantageā„¢
TD_ZTest (
  ON { table | view | (query) }
USING
  {
    FirstSampleColumn('FirstSampleColumn')
    [ SecondSampleColumn('SecondSampleColumn') ]
  |
    SampleNameColumn('sample_name_column')
    SampleValueColumn('sample_value_column')
    FirstSampleName('sample_name_1')
    [ SecondSampleName('sample_name_2') ]
  }
  [ FirstSampleVariance(FirstSampleVariance) ]
  [ SecondSampleVariance(SecondSampleVariance) ]
  [ AlternativeHypothesis({'upper-tailed'|'lower-tailed'|'two-tailed'}) ]
  [ MeanUnderH0(MeanUnderH0) ]
  [ Alpha(alpha) ]
)
You can call this function from:
  • The FROM clause of a SELECT statement
  • As part of a CREATE TABLE statement
  • As part of a CREATE VIEW statement