891 Works

In Search for Instructional Techniques to Maximize the Use of Germane Cognitive Resources: A Case of Teaching Complex Tasks in Physics

Sliva
The purpose of this study was to introduce an instructional technique for teaching complex tasks in physics, test its effectiveness and efficiency, and understand cognitive processes taking place in learners' minds while they are exposed to this technique. The study was based primarily on cognitive load theory (CLT). CLT determines the amount of total cognitive load imposed on a learner by a learning task as combined intrinsic (invested in comprehending task complexity) and extraneous (wasteful)...

Effect of Alkali on the Efficiency and Reliability of Cu(In,Ga)Se2 Solar Cells

Shankar Karki
The incorporation of alkali metal has contributed tremendously in a bid to realize greater than 20% efficient Cu(In,Ga)Se2(CIGS) solar cells. Achieving high efficiency is one key parameter for the success of a photovoltaic technology but so is its long-term stability. In this thesis, the relationship between the performance of alkali treated Cu(In,Ga)Se2 solar cells and their physicochemical, electronic and structural properties are explored through a comparative study between standard devices and alkali (K, Rb) treated...

Efficacy of Dual Enrollment in Rural Southwest Virginia

Karen Glass Carter
The intent of this dissertation was to determine if enrollment into a career and technical education dual enrollment program encouraged students to continue their education into postsecondary education and if workplace readiness skills were increased. This study completed a factorial analysis of student demographic and factorial data as associated with the enrollment of career and technical education dual enrollment in rural, southwest Virginia. Specifically, the study explored secondary students (N = 221) currently enrolled during...

Effect of Psychological Capital on Elementary Teacher Stress and Workplace Affect

Scott Stephen Casad
Calling upon principles of positive psychology, the quantitative study used structural equation modeling (SEM) to explore the relationships between teacher psychological capital (PsyCap), role ambiguity, role conflict, role overload, workplace stress, job satisfaction, job commitment, and intention to quit. Valid and reliable instruments from the literature were incorporated into a 64-item survey and distributed to 830 third through fifth grade teachers at seven northern Virginia school districts. In total, 225 complete responses were received. SEM...

Engineering Design: A Cognitive Process Approach

Greg Joseph Strimel
The intent of this dissertation was to identify the cognitive processes used by advanced pre-engineering students to solve complex engineering design problems. Students in technology and engineering education classrooms are often taught to use an ideal engineering design process that has been generated mostly by educators and curriculum developers. However, the review of literature showed that it is unclear as to how advanced pre-engineering students cognitively navigate solving a complex and multifaceted problem from beginning...

Prompting Self-Monitoring of Learning in Self-Paced Computer Based Training: The Effect on Self-Regulation and Learning

Christopher J. Coburn
The purpose of this dissertation was to investigate the effects of prompting students to monitor their use of learning strategies and comprehension while completing self-paced, work-related training in a computer-based learning environment. Study participants included 94 enlisted military volunteers, randomly assigned to one of three groups in the spring of 2012. Changes in strategy use and comprehension were evaluated within and between groups receiving either immediate, delayed or no prompts using multiple methods of measurement,...

A Conceptual Model of Career Development to Enhance Academic Motivation

Nancy Creighton Collins
The purpose of this study was to develop, refine, and validate a conceptual model of career development to enhance the academic motivation of community college students. To achieve this end, a straw model was built from the theoretical and empirical research literature. The model was then refined and validated through three rounds of a Delphi study. The Delphi study solicited the opinions of students who had successfully completed community college programs. Three research goals guided...

Reducing Intrinsic Cognitive Load in Complex Learning Such as Flight Training That Involves Both Cognitive and Psychomotor Tasks

Adil Aslan
Flying an aircraft requires processing or considering great number of inputs and an ability to link these data to a massive amount of information in order to interpret them. As a result, flight training imposes a high intrinsic cognitive load. The focus of this research was to investigate the effect of decreasing intrinsic cognitive load for complex tasks such as flight training that involves both cognitive and psychomotor tasks. Participants ( n = 38) completed...

Influence of Learner Factors on Soldier Attitude Toward Army Serious Gaming

Mitchell L. Bonnett
This study determined the influence of the learner factors on Soldier attitudes toward the use of serious gaming for U.S. Army training and leader development. It extended Selwyn's work (Selwyn, 1997a, 1997b, 2003, 2004, 2006, 2013; Selwyn, Gorard, Furlong, & Madden, 2003) identifying or measuring attitude toward using a technology and Bonanno and Kommers (2008) work extending Selwyn's work to measure the influence of learner factors on those attitude components toward the use of Army...

Thomas Sully (1783-1872): Beginning Portraitist in Norfolk

Beth N. Rossheim
An examination of the Register of Paintings and Journal of Activities written by Thomas Sully reveals his attempt to begin a painting career in Norfolk, Virginia, 1801-1803. A discussion of portraiture in America in the early 19th century precedes the investigation of the Sully family, their theatrical background and influence on Thomas Sully. Descriptive material on Norfolk is provided as background to a close study of Sully's earliest patrons Several early portraits are presented to...

A Study of Increased Flow Off the Eastern Seaboard of the United States Within Four Synoptic Flow Patterns During the Winter Months

John Dale Liechty
A study of increased winds during the winter season off the United States Eastern Seaboard was made in each of four synoptic flow patterns: prefrontal; postfrontal; northeast; and southerly. Eight years of synoptic data for the months October through March from two pairs of stations were utilized. Each pair consisted of one land and one sea station; of the sea stations, Frying Pan Light was located in or near the warmer water of the Gulf...

A Capacitance Wavestaff and Measurements of Wave Height Decay in the Surf Zone

David L. Timpy
A wavestaff system utilizing capacitance was developed to measure wave heights in the surf zone. Data were used to test the assumption that wave height decays linearly across the surf zone. The instrument system consisted of two wavestaffs and housing which contained the needed electronic circuits and a data recorder. Acceptable frequency response for waves of period greater than two seconds could not be obtained if sensor wires were greater than 0.35 mm in diameter....

The Temporal and Spatial Distribution of Hydrocarbons in Atmospheric Deposition From Stations Surrounding Lower Chesapeake Bay

David Benjamin Webber
Hydrocarbon concentrations were determined in bulk, wet, and dry deposition samples from urban and non-urban locations surrounding lower Chesapeake Bay. Mean hydrocarbon concentrations in bulk deposition samples were over three times greater at the urban station indicating a localized source. The major hydrocarbons present were n-alkanes, polycyclic aromatic hydrocarbons (PAH), and the unresolved complex mixture (UCM). The PAH and the UCM were an indication of significant anthropogenic inputs while the odd/even distribution of the n-alkanes...

A Mixed Methods Case Study of the Levels of Interactive Whiteboard Use by K-12 Teachers

Jo Ann Thomas
The growing presence of educational technology in our nation's K-12 schools has had little effect on teacher practices to enhance student learning (Once, Delialioglu, & Brown, 2008). Sophisticated levels of educational technology use are believed to influence student learning (Hall, Loucks, Rutherford, & Newlove, 1975) yet research on effective levels of use is almost non-existent. The Concerns Based Adoption Model (CBAM) assesses a teacher's level of educational technology use across eight stages, ranging from the...

Efficacy of Computer Aided Drafting (CAD) Certifications

Daniel L. Trent
This research investigated the perceived effect of industry recognized Computer Aided Drafting (CAD) certifications among community college drafting instructors and employers. The research questions that guided this study were: (1) Do community college drafting instructors believe that certified drafters perform better on the job than non-certified drafters? (2) Do employers believe that certified drafters perform better on the job than non-certified drafters? (3) Do employers seek CAD certified individuals to fill drafting positions? (4) Is...

Employability Advantages of Marketing Education Industry Certification Examinations

Devon Ashley Elmore
Industry certification of workplace skills is emerging as a key educational movement for career and technical education programs. Many states are now integrating credentialing into their programs with the goal of preparing students with labor market advantages. However, there is little empirical evidence to support the notion that obtaining an industry certification provides students with employability advantages. As a result, the purpose of this study is to collect and analyze empirical data to determine whether...

Technology Education Teacher Supply and Demand in the United States

Johnny J. Moye
This research investigated the supply and demand of technology education teachers in each of the United States. The research goals guiding this study were to determine (1) the number of technology education teachers produced in the United States, (2) the number of technology education teachers employed in the United States public schools during the spring of 2009, (3) the number of vacant technology education teacher positions in United States public schools during the spring of...

Comparing High School Students' and Adults' Perceptions of Technological Literacy

Henry Ladson Harrison III
This study compared high school student's perceptions of technology and technological literacy to those perceptions of the general public. Additionally, individual student groups were compared statistically to determine significant differences between the groups. The ITEA/Gallup Poll instrument was used to survey high school student's perceptions of technology in the study. The instrument has been used twice (2001, 2004) in the United States and once (2005) in Hong Kong to survey adult's perceptions of technology. The...

Factors That Female Higher Education Faculty in Select Science, Technology, Engineering, and Mathematics (STEM) Fields Perceive as Being Influential to Their Success and Persistence in Their Chosen Professions

Phyllis Bernice Opare
The purpose of this study was to determine factors female higher education faculty in select science, technology, engineering, and mathematics (STEM) fields perceived as influential to their success and persistence in their chosen professions. Females are underrepresented in STEM professions including academia, despite the fact that female educational attainment in all fields have increased significantly. Four research questions were used to guide this study and they are: 1) What personal factors affect females' ability to...

Effects of an Interprofessional Simulation Activity to Improve Students' Perceptions of Other Healthcare Professions

Chase Raymond Poulsen
Healthcare professionals have historically been educated and trained by members of their own profession within a curriculum that reinforces their individual discipline-specific strengths. This differentiation has contributed to students having little interaction with other professionals until after they have entered the workforce and consequently little formal education in collaboration or integration. The purpose of this mixed-method study was to evaluate the impact of an interprofessional (IP) collaborative activity on student's perceptions of the others discipline...

An eLearning Narration Modality Study: In Pursuit of Faster, Cheaper, and Almost the Same

Richard David Horner
The purpose of this study is to examine the effects of five different eLearning modality practices on workplace learning and perceived learner satisfaction. Using a factorial posttest comparison design (with a control group), this experimental field study explored the learning effects and learner perceived satisfaction associated with the use of different modality approaches within an eLearning course delivered in a workplace. More than 3,000 study participants, who are part of a U.S. federal workforce, where...

Training Model for Incorporating Interactive Whiteboards Into the K-12 Classroom

Elizabeth G. Jamerson
School divisions have been implementing interactive whiteboards, as well as other instructional technologies, in ever-increasing numbers with the intent to improve student performance. The benefits of these technologies have been hotly debated, with some researchers claiming that interactive whiteboards improve student achievement, while others claim that the technologies have no effect on student progress. Other researchers concluded that interactive whiteboards are tools which can improve student achievement only if they are used effectively. Research has...

Middle School Parents' Perceptions of Career and Technical Education

Virginia R. Powers Jones
This study explored middle school parents' perceptions of the contributions career and technical education could make to their child's educational or workforce plans. It also examined what actions parents undertake to influence their child's plans, specifically the impact of the career exploration tool, Coin Career Community©, on their actions. Last, the study explored the correlation between the course choices students made in ninth grade relative to their parents' perceptions. This study took place at Halifax...

Factors That Influence Learning Satisfaction Delivered by Video Streaming Technology

Daniel Stephen Keenan
In 2005, over 100,000 e-Learning courses were offered in over half of all U.S. postsecondary education institutions with nearly 90% of all community colleges and four year institutions offering online education. Streaming video is commonplace across the internet offering seamless video and sound anywhere connectivity is available effectively making any location a learning environment. The problem investigated in this study was to determine factors that affect the learning satisfaction of students that video streamed courses....

Relationship Between Membership in DECA, An Association of Marketing Students, and Grade Point Average as an Indicator of Academic Success

Michael Frederick Kosloski Jr.
Stakeholders in career and technical education, and more specifically marketing education, tout member benefits of applied learning through career and technical student organizations. However, there is little empirical evidence to support the notion that such student organizations help students to achieve academic gains. As a result, the purpose of this study was to collect and analyze empirical data to determine whether there is a relationship between DECA, An Association of Marketing Students, and academic gains...

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