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ERIC Number: EJ518904
Record Type: CIJE
Publication Date: 1996
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISSN: ISSN-0002-7685
Determining Differences in Efficacy of Two Disinfectants Using t-Tests.
Brehm, Michael A.; And Others
American Biology Teacher, v58 n2 p111-13 Feb 1996
Presents an experiment to compare the effectiveness of 95% ethanol to 20% bleach as disinfectants using t-tests for the statistical analysis of the data. Reports that bleach is a better disinfectant. Discusses the statistical and practical significance of the results. (JRH)
Publication Type: Guides - Classroom - Teacher; Journal Articles
Education Level: N/A
Audience: Teachers; Practitioners
Language: English
Sponsor: N/A
Authoring Institution: N/A