Haves, Halves, and Have-Nots: School Libraries and Student Achievement in California Page: 76

Table 15

State test scores and Total Library Media Center Factors, School and Community Variables. Multiple Regression
State Grade Library Measure AR2 p Beta Co-variables

Colorado (Lance,
Welborn & Hamilton-
Pennell, 1993)
Colorado
(Lance et al., 1993)
Colorado
(Lance et al., 1993)

Colorado
(Lance, et al., 2000a)
Iowa
(Rodney et al., 2002)
Iowa
(Rodney et al., 2002)

1 LMC size: includes total staff
hours/week, number of books,
periodical subscriptions,
videos.
2 LMC size: includes total staff
hours/week, number of books,
periodical subscriptions,
videos.
4 LMC size: includes total staff
hours/week, number of books,
periodical subscriptions,
videos.
4 Staffing, collections and
funding
4 LM program development
4 LM program development

.050* <.05 .23
.150** <.01 .39
.120** <.01 .35

.075* <.05 .23 8

At Risk: a factor including free &
reduced lunch, percent minority,
percent parents high school
graduates. LMC size
At Risk: a factor including free &
reduced lunch, percent minority,
percent parents high school
graduates.
At Risk: a factor including free &
reduced lunch, percent minority,
percent parents high school
graduates.
Percent students eligible for free and

reduced lunch; percent minority
students
.026** <.001 .167 Percent students eligible for free and
reduced lunch; percent minority
student; percent adult high school
graduate
.028** <.001 .169 Per pupil expenditures

(table continues)

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