UNT Theses and Dissertations - 696 Matching Results

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Assessing the Effects of a Municipal Wastewater Treatment Plant Effluent on Zooplankton, Phytoplankton and Corbicula Flumina in a Constructed Wetland

Description: Wetland wastewater treatment offers low-cost, energy efficient alternatives to conventional wastewater technologies. In this study, an artificial wetland was constructed at the City of Denton, Texas Pecan Creek Water Reclamation Plant to facilitate diazinon removal from treated effluent.
Date: May 1995
Creator: Hymel, Stephanie Ramick
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Assessing the Spatial and Temporal Distribution of MTBE and BTEX Compounds in Lake Lewisville, Texas February 1999 - February 2000

Description: The spatial and temporal distribution of Methyl Tertiary-Butyl Ether (MTBE) and BTEX (Benzene, Toluene, Ethylbenzene, Xylenes) compounds were assessed in a multipurpose reservoir, Lake Lewisville, Texas between February 1999 and February 2000. Concentrations of MTBE ranged from 0.0 - 16.7 mg/L. Levels of MTBE in the lake were related to watercraft. BTEX concentrations were never detected above 2.0 mg/L during the sampling period. Finished drinking water from Denton and the Upper Trinity Regio… more
Date: August 2000
Creator: Lee, Anne W.
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An Assessment of Learning Outcomes of Students Taught a Competency-Based Computer Course in an Electronically-Expanded Classroom

Description: This study sought to determine whether there was a difference in subject matter knowledge as measured by a pretest and posttest, a difference in final course grade as a numeric score, and a difference in attitudes toward computers between students in a competency-based ("hands-on") computer applications course taught in an electronically-expanded classroom compared to students taught in a traditional classroom setting. In addition, students taught in the electronically-expanded classroom comple… more
Date: December 1995
Creator: Mortensen, Mark H.
Item Type: Refine your search to only Thesis or Dissertation
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An Assessment of Storm Water Toxicity from the Dallas/Fort Worth Metroplex and Denton, Texas

Description: With the advent of national storm water regulations, municipalities with populations greater than 100,000 are required to obtain National Pollutant Discharge Elimination System Permits (NPDES) for storm water discharges. In addition to the sampling required for the permit process, the City of Fort Worth contracted with the University of North Texas' Institute of Applied Sciences to conduct acute toxicity testing using Pimephales prcmelas and Ceriodaphnia dubia on storm water samples received fr… more
Date: August 1995
Creator: Keating, Paul Redmond
Item Type: Refine your search to only Thesis or Dissertation
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Assessment of the North Texas State University Campus Environment Through Perceptions of Institutional Characterisitcs Held by Selected Subgroups of the Student Body

Description: The purposes of this study were to describe the North Texas State University campus environment as perceived by the students, to compare perceptions of certain of the campus environmental characteristics with those of other colleges and universities throughout the nation, and to compare selected subgroups within the student body with respect to their perceptions of campus environmental characteristics.
Date: May 1973
Creator: Windham, Paula A.
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An Assessment of the University of North Texas's Image among the University of North Texas Administration and Board of Regents, Metro-Plex Business Leaders, the Higher Education Coordinating Board, and the Texas House and Senate Sub-Committees

Description: The purpose of this study was to ascertain the image of the University of North Texas as perceived by the University Administration and Board of Regents, Texas Higher Education Coordinating Baord and selected Legislators, and the Boards of Directors of the Metroplex area Chambers of Commerce. The significance of the study was to contribute knowledge that could be used to construct a more direct and cost effective marketing plan.
Date: August 1993
Creator: Hill, S. Trent (Stanley Trenton)
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An Assessment of the Use of Seeding, Mowing, and Burning in the Restoration of an Oldfield to Tallgrass Prairie in Lewisville, Texas

Description: An examination of the effectiveness of seeding, burning, and mowing in the reestablishment of tallgrass prairie species on overgrazed and abandoned pastureland. The study site is a 20 acre tract on U.S. Corps of Engineers land below Lake Lewisville in Denton County, Texas. The site was partitioned into thirty-nine 40 by 40 meter plots with seeding (carried out in 1996) and management treatment (burning, mowing, and no maintenance carried out in 1998) randomly applied following a two level desig… more
Date: August 1999
Creator: Windhager, Steven
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Assimilation of Inorganic Nitrogen by Aquatic Actinomycetes

Description: It was the purpose of this investigation to present laboratory data concerning the assimilation of inorganic nitrogen by the aquatic actinomycetes. The strains of aquatic actinomycetes under consideration represented a cross section of those currently under culture at North Texas State University.
Date: August 1962
Creator: Davis, Ernst M.
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The Association between Attitudes toward Computers and Understanding of Ethical Issues Affecting Their Use

Description: This study examines the association between the attitudes of students toward computers and their knowledge of the ethical uses of computers. The focus for this research was undergraduate students in the Colleges of Arts and Sciences (Department of Computer Science), Business and Education at the University of North Texas in Denton, Texas.
Date: May 1992
Creator: Gottleber, Timothy Theodore
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Attention and Information Processing Variables in Hypothetically Psychosis-Prone College Students

Description: Considering the explanations of schizophrenia that presume schizophrenia spectrum disorders (e.g., schizotypal personality disorder, schizoaffective disorder, etc.) to be genetically related to schizophrenia, the purpose of this study was to investigate the attention and information processing abilities of individuals who have been identified as schizotypal or psychosis-prone (i.e., schizophrenia spectrum functioning in individuals who do not have schizophrenia). Research indicates that persons… more
Date: December 1995
Creator: Ottesen, James McBride
Item Type: Refine your search to only Thesis or Dissertation
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Attitudes Toward Psychodiagnostic Testing and Doctoral Clinical Psychology Students' Professional Expectations and Training

Description: Responses of 111 doctoral clinical psychology students to Garfield and Kurtz' (1973) Testing Attitude Scale were subjected to a 2 x 2 factorial analysis. Attitudes toward psychodiagnostic testing were found to be related both to academic versus nonacademic professional expectations (academics scoring more negatively, M = 32.69, than nonacademics, M = 37.19), F (1, 107) = 5.994, p < 0.016, and to internship training exposure (non-interns scoring more negatively, M = 34.64, than interns, M = 38.8… more
Date: August 1976
Creator: Steele, J. Richard
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The Autecology of Celtis Laevigata in Flood Plain Forests of Denton County, Texas

Description: This thesis describes the present nature of one facet of some of the flood plain forest stands in Denton County, Texas. The specific purpose was to demonstrate the presence or absence of difference between the Celtis laevigata (commonly known as the hackberry, southern hackberry or sugarberry) populations in stands on Denton Creek and Elm Fork of the Trinity River.
Date: January 1970
Creator: Hander, Lecil B.
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Bacterial Survey of Representative Denton County Wells with Special Reference to Sanitation

Description: This thesis aimed to study the seventy-two representative wells of Denton County and to determine the possibilities of infection with typhoid organism. The sanitary survey and the test for Colon-Aerogenes bacteria show that 55% of the 72 wells studied are unsanitary, 27% are sanitary, and 18% are doubtful.
Date: June 1937
Creator: Roberts, Sally Stevens
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Behavior Rehearsal Combined with Anxiety Relief Conditioning : A New Assertion Training Paradigm and Its Relative Efficacy

Description: An experiment was conducted to investigate the relative effectiveness of a combined behavior rehearsal anxiety relief conditioning paradigm with a more conventional behavioral rehearsal program in the treatment of deficient assertive behavior.
Date: May 1973
Creator: Arnold, Bill R.
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Behavioral Outcomes of Client-Centered Play Therapy

Description: This study was concerned with determining the effectiveness of play therapy as measured by behavioral changes in interpersonal relationships, mature behavior patterns, and more adequate use of intellectual capacities. Client-centered play therapy appears to have grown out of the concept that it is the relationship between the therapist and the child that brings about change and growth. Rather than diagnostic or as preliminary to therapy, the relationship itself is seen as therapy. Problems are … more
Date: May 1969
Creator: Herd, Ruby H. (Ruby Helm)
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Beliefs of Internal Versus External Control and Their Relationship to Stage of Moral Judgment

Description: This investigation sought to explore the relationship of Julian Rotter's concept of internal versus external control (I-E) to stages of moral judgment. The I-E dimension is defined as the attribution by the individual of responsibility for behavioral outcomes to either oneself or to outside entities. The internal oriented person believes that the events in which he is involved lie within his control. Conversely, the external oriented person believes that the events that happen to him are contro… more
Date: August 1971
Creator: Coulter, Wylie A.
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Birth Order and Parent-Child Relations

Description: The purpose of this study was to investigate the birth order differences in perception of parental child-rearing practices in one-and two-sibling families. The two-sibling families were separated into all the possible sex permutations (male-male, female-female, male-female, female-male) to assess the influence of sex of sibling in viewing the parents' child-rearing practices.
Date: August 1972
Creator: Hale, Allyn Kay
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Carbon Flux in Reservoir Sediments

Description: The central objective of the study was to fractionate sedimenting organic materials according to their source (allochthonous or autochthonous) and ultimately to determine the degree of biodegradability of contributions from either source with particular reference to activities at the mud-water interface.
Date: May 1973
Creator: Newton, Charles Eugene
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Career Decisions and Job Values of Seniors in the College of Business Administration, North Texas State University

Description: Much has been done to promote the use of management techniques designed to develop human resources within the business enterprise. Unfortunately, most of these procedures are applied after the individual has become an employee of the firm. Similar management techniques are needed for the proper recruitment and placement of each new employee. A major source of employee dissatisfaction and turnover lies in the incapacity of some jobs to satisfy the aspirations and job values of certain types of e… more
Date: August 1974
Creator: Burton, Gene E.
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A Case Study of Social Transformation in Medical Care at the Community Level

Description: This descriptive case study of the transformation in medical care at the community level was carried out with a triangulation approach. Data from documents and surveys using both semi-structured and unstructured interviews were gathered to evaluate and explain how medical care delivery changed from a primarily public system to one predominantly private.
Date: May 1994
Creator: Lensing, Willene (Willene Crowell)
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Partner: UNT Libraries
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