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A Comparison of Predicted and Actual Trophic Status of Lake Ray Roberts, Texas Based on Chlorophyll A

Description: Two years before impoundment, the trophic status of Lake Ray Roberts was predicted by applying the total phosphorus input into the Organization for Economic Cooperation and Development (OECD) eutrophication model. Predicted mean summer epilimnetic (MSE) chlorophyll a of Elm Fork arm, Isle duBois arm and Main Body were in the eutrophic category of the OECD model. Observed MSE chlorophyll a two years after impoundment of Elm Fork arm, Isle duBois and Main Body had not reached their predicted mean… more
Date: May 1999
Creator: Lytle, Lili Lisa
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

Effects of Instructional Methods on Student Performance in Postsecondary Developmental Mathematics

Description: This study examined success rates and end-of-semester grades for three instructional methods used in developmental algebra and college algebra. The methods investigated were traditional lecture, laboratory, and computer mediated learning. The population included the 10,095 students who had enrolled in developmental algebra and college algebra at Richland College in Dallas, Texas, for five semesters. Success was defined as earning a grade of A, B, C, or D in a course.
Date: May 1999
Creator: Hernandez, Celeste Peyton
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

Assessment and Analysis of Per Pupil Expenditures: a Study Testing a Micro-Financial Model in Equity and Student Outcome Determination

Description: The purpose of this study was to examine district level financial data to assess equity across districts, to compare equity benchmarks established in the literature using selected functions from the state's financial database, and to determine the predictive value of those functions to the Texas Assessment of Academic Skills (TAAS) tests of 1997.
Date: May 1999
Creator: Holsomback, James Richard
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

A Comparison of Points Versus Sounds as Reinforces in Human Operant Research

Description: Research shows that human operant behavior typically differs from non-human operant behavior on schedules of reinforcement. These differences in performance may be related to differences between the experimental preparations used to study human and non-human operant behavior. One such difference is the type of reinforcer used. This experiment analyzed the differential effects of points alone, points backed up by money, and sounds on schedule performance of human subjects. Results show that soun… more
Date: August 1999
Creator: Rouse, Susan L.
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries

A Qualitative Study of the Use and Value of Financial Performance Indicators in Selected Community Colleges in the State of Texas as Perceived by their Chief Executive Officers

Description: Throughout the United States, colleges and universities are faced with an increasing need for financial funding, while at the same time resources continue to diminish. With the limitations of available funds, community colleges must exhibit efficiencies in the operations of their institutions. External interests, such as governing boards and legislatures, require demonstration of efficient financial management. This evidence is then used to make decisions concerning future financial support for… more
Access: Restricted to UNT Community Members. Login required if off-campus.
Date: December 1999
Creator: Hase, Karla Luan Neeley
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries
open access

An Analysis of Status: Women in Texas, 1860-1920

Description: This study examined the status of women in Texas from 1860 to 1920. Age, family structure and composition, occupation, educational level, places of birth, wealth, and geographical persistence are used as the measurements of status. For purposes of analysis, women are grouped according to whether they were married, widowed, divorced, or single.
Date: May 1999
Creator: Breashears, Margaret Herbst
Item Type: Refine your search to only Thesis or Dissertation
Partner: UNT Libraries

Bad Boy From Rosebud: the Murderous Life of Kenneth Allen Mcduff

Description: In October of 1989, the State of Texas set Kenneth Allen McDuff, the Broomstick Murderer, free on parole. By choosing to murder again, McDuff became the architect of an extraordinarily intolerant atmosphere in Texas. The spasm of prison construction and parole reforms—collectively called the “McDuff Rules”—resulted from an enormous display of anger vented towards a system that allowed McDuff to kill, and kill again. Bad Boy from Rosebud is a chilling account of the life of one of the most heart… more
Access: Restricted to UNT Community Members. Login required if off-campus.
Date: July 15, 1999
Creator: Lavergne, Gary M.
Item Type: Refine your search to only Book
Partner: UNT Press
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