A. Student Lead Seminar on Populations and Samples

B. Statistical Hypothesis Testing

C. Characteristics of Good/Bad Models; Bivariate Models and (Reading)

D. Key Concepts: economy; parsimony; skewness; kurtosis; independence; linear relationship; chi-square; observed versus expected; degrees of freedom; Fisher exact test; Pearson correlation; linearity; homoscedasticity; H_o, H₁ or H_A; Type I and Type II errors; alpha or beta errors

E. Key and Classic Readings:

1. J. P. Guilford, Fundamental Statistics in Psychology and Education , 3^rd ed. (New York: McGraw-Hill Book Company, 1956), p. 145 for five terms for interpreting correlation statistics:

a) slight (<.20),

b) low (.20-.40),

c) moderate (.40-.70),

d) high (.70-.90), and

e) very high (>.90).

2. John V. Richardson, Jr. “Good Models of Reference Service Transactions: Applying Quantitative Concepts to Generate Characteristic Attributes of Soundness,” The Reference Librarian (April 2009): 159-177.

Updated: 24 February 2014.