Peer reviewed
Direct linkERIC Number: EJ736504
Record Type: Journal
Publication Date: 2006-Jun
Pages: 3
Abstractor: Author
ISBN: N/A
ISSN: ISSN-0141-982X
EISSN: N/A
The "F" Test for Comparing Two Normal Variances: Correct and Incorrect Calculation of the Two-Sided "p"-Value?
Gallagher, James
Teaching Statistics: An International Journal for Teachers, v28 n2 p58-60 Jun 2006
This article illustrates that not all statistical software packages are correctly calculating a "p"-value for the classical "F" test comparison of two independent Normal variances. This is illustrated with a simple example, and the reasons why are discussed. Eight different software packages are considered.
Descriptors: Computer Software, Computation, Statistics, Comparative Analysis, Computer Software Evaluation
Blackwell Publishing. 350 Main Street, Malden, MA 02148. Tel: 800-835-6770; Tel: 781-388-8599; Fax: 781-388-8232; e-mail: customerservices@blackwellpublishing.com; Web site: http://www.blackwellpublishing.com/jnl_default.asp.
Publication Type: Journal Articles; Reports - Evaluative
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Grant or Contract Numbers: N/A
