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statistics

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Screenshot of output of cell 6. This cell displays descriptive <b>statistics</b> f...
Published: 01 December 2019
Figure 5. Screenshot of output of cell 6. This cell displays descriptive statistics for variables within the transects only. Figure 5. Screenshot of output of cell 6. This cell displays descriptive statistics for variables within the transects only. Figure 5. Screenshot of output of cell 6. This cell displays descriptive statistics for variables within the transects only. Figure 5. Screenshot of output of cell 6. This cell displays descriptive statistics for variables within the transects only. More
Journal Articles
The American Biology Teacher. 2018; 808608–618 doi: https://doi.org/10.1525/abt.2018.80.8.608
Published: 01 October 2018
... using low-cost and easily obtainable materials. Afterward, students examine the orientation of pill bugs both before and after being subjected to a magnetic pulse. Finally, students analyze their results with circular statistics using the open-source R coding platform, providing them experience in...
Journal Articles
The American Biology Teacher. 2015; 774289–293 doi: https://doi.org/10.1525/abt.2015.77.4.9
Published: 01 April 2015
...Robert Hopkins II; Halley Alberts This activity is designed as a primer to teaching population dispersion analysis. The aim is to help improve students’ spatial thinking and their understanding of how spatial statistic equations work. Students use simulated data to develop their own statistic and...
Images
Illustrations of <b>statistics</b> derived from two comparisons of  Pinus ponderos...
Published: 01 March 2015
Figure 2. Illustrations of statistics derived from two comparisons of Pinus ponderosa trees near Whitworth University campus in northeastern Washington State. (A) Box-and-whisker plots show the differences in tree DBH between two sites. (B) A scatterplot illustrates the relationship between Figure 2. Illustrations of statistics derived from two comparisons of Pinus ponderosa trees near Whitworth University campus in northeastern Washington State. (A) Box-and-whisker plots show the differences in tree DBH between two sites. (B) A scatterplot illustrates the relationship between More
Journal Articles
The American Biology Teacher. 2019; 818535–542 doi: https://doi.org/10.1525/abt.2019.81.8.535
Published: 01 October 2019
...Robert A. Cooper Statistical methods are indispensable to the practice of science. But statistical hypothesis testing can seem daunting, with P -values, null hypotheses, and the concept of statistical significance. This article explains the concepts associated with statistical hypothesis testing...
Journal Articles
The American Biology Teacher. 2012; 745339–340 doi: https://doi.org/10.1525/abt.2012.74.5.10
Published: 01 May 2012
...Alan R. Giese Evaluating the strength of evidence in noisy data is a critical step in scientific thinking that typically relies on statistics. Students without statistical training will benefit from heuristic models that highlight the logic of statistical analysis. The likelihood associated with...
Journal Articles
The American Biology Teacher. 2011; 732100–104 doi: https://doi.org/10.1525/abt.2011.73.2.8
Published: 01 February 2011
... opportunity for scientific inquiry. In this laboratory exercise, we use a statistics-based, guided-inquiry approach to engage students in natural variation. Students are introduced to speciation and classification by using a dichotomous key to identify various common local trees on the basis of leaf...
Journal Articles
The American Biology Teacher. 2020; 825289–294 doi: https://doi.org/10.1525/abt.2020.82.5.289
Published: 01 May 2020
...Michael Calver; Douglas Fletcher Data collected in many biology laboratory classes are on ratio or interval scales where the size interval between adjacent units on the scale is constant, which is a critical requirement for analysis with parametric statistics such as t-tests or analysis of variance...
Includes: Supplementary data
Journal Articles
The American Biology Teacher. 2004; 663177–182 doi: https://doi.org/10.2307/4451651
Published: 01 March 2004
... 1965 Mendenhall, W., Beaver, R. & Beaver, B. (2003). Introduction to Probability and Statistics. Pacific Grove: Duxbury. Mendenhall Introduction to Probability and Statistics 2003 Norton, H.W. III. (1937). General formulae for homozygosis. Iowa Academy of Science, XLIV, 139-143...
Journal Articles
The American Biology Teacher. 1995; 575262–263 doi: https://doi.org/10.2307/4449987
Published: 01 May 1995
..., this is not impossible. Then the material and hu- man resources already in place in our schools will be used productively. H. Charles Romesburg Professor Department of Forest Resources Utah State University Logan, UT 84322-5215 Beware Exaggerated Statistics Dear Editor: The discussion of solid waste...
Journal Articles
The American Biology Teacher. 1990; 52154 doi: https://doi.org/10.2307/4449029
Published: 01 January 1990
...Richard Duhrkopf Copyright 1990 National Association of Biology Teachers Computer Center A Review of Introductory Statistics Software Package Richard Duhrkopf Department Editor Some readers may ask why I am re- viewing a package of statistical soft- ware-this column should relate computing to...
Journal Articles
The American Biology Teacher. 2017; 794321–328 doi: https://doi.org/10.1525/abt.2017.79.4.321
Published: 01 April 2017
..., including biology, philosophy, psychology, physics, or statistics, for different purposes and with college students having various levels of sophistication and scientific training. References Bimler, D. L. , Kirkland, J. , & Jameson, K. A. ( 2004 ). Quantifying Variations in...
Journal Articles
The American Biology Teacher. 1977; 398503 doi: https://doi.org/10.2307/4446040
Published: 01 November 1977
...- ning Perspectives5(3):141. 10.2307/2133810 141 Contraceptive Effectiveness: Misleading Statistics Janet Joseph Lieberman Delaware County Community College Media, Pennsylvania 19063 As a college teacher and coordina- tor of the speakers bureau of Planned Parenthood, Chester County, I often speak...
Images
Detectable physiological response data for questions 2–12 (n = 33). <b>Statist</b>...
Published: 01 August 2015
Figure 5. Detectable physiological response data for questions 2–12 (n = 33). Statistical significance was found when relevant questions were compared with irrelevant questions under the following conditions: *P &lt; 0.05, **P &lt; 0.01, +P &lt; 0.05, with question 8 removed. Figure 5 Figure 5. Detectable physiological response data for questions 2–12 (n = 33). Statistical significance was found when relevant questions were compared with irrelevant questions under the following conditions: *P &lt; 0.05, **P &lt; 0.01, +P &lt; 0.05, with question 8 removed. Figure 5 More
Journal Articles
The American Biology Teacher. 1971; 337414–423 doi: https://doi.org/10.2307/4443608
Published: 01 October 1971
...Paul R. Gastonguay Copyright 1971 National Association of Biology Teachers Ecology: Statistics, Politics, Hysterics By PAUL R. GASTONGUAY A president, his brother, and a civil rights leader die. "Ban the gun!" cry the people. But a strong lobby wins. The gun is not banned. Silence. A national...
Journal Articles
The American Biology Teacher. 1970; 32148–49 doi: https://doi.org/10.2307/4442891
Published: 01 January 1970
... have been a very well-written paper. Bob E. Craven University of Southern Mississippi Statistics Revised As a longtime reader of the American Biology Teacher, I appreciate the appearance of quantitative studies relating to biology teaching. I refer here to the interesting article by C. J. Troost in the...
Journal Articles
The American Biology Teacher. 2010; 723186–188 doi: https://doi.org/10.1525/abt.2010.72.3.11
Published: 01 March 2010
...Lawrence F. Kamin Many statistics texts pose inferential statistical problems in a disjointed way. By using a simple five-step procedure as a template for statistical inference problems, the student can solve problems in an organized fashion. The problem and its solution will thus be a stand-by...
Journal Articles
The American Biology Teacher. 2015; 778577–582 doi: https://doi.org/10.1525/abt.2015.77.8.3
Published: 01 October 2015
... selection ( Edwards, 2008 ). After the talk, Udny Yule ( Figure 3 ), one of the founders of modern statistics, asked whether a dominant–recessive allele pair would not eventually achieve a 3:1 ratio ( Yule, 1908 ). (He was apparently assuming an initial frequency of 1/2 for each allele.) In 1902, Yule had...
Journal Articles
The American Biology Teacher. 2019; 818570–576 doi: https://doi.org/10.1525/abt.2019.81.8.570
Published: 01 October 2019
... design process, students were successful in quarantining the slime mold from the non-inoculated oats. A t-test revealed statistically significant differences in students' understanding of slime mold characteristics, the difference between eukaryotes and prokaryotes, and the engineering design process...
Journal Articles
The American Biology Teacher. 2015; 774250–257 doi: https://doi.org/10.1525/abt.2015.77.4.4
Published: 01 April 2015
...-solid-evidence-of-global-warming/ . R Development Core Team. (2012). R: A Language and Environment for Statistical Computing. Vienna, Austria: R Foundation for Statistical Computing. Revelle, W. (2012). Psych: Procedures for Personality and Psychological Research. Available online at http...