Search
Now showing items 1-20 of 4096
Structure and Physical Properties of Hydrogrossular Mineral Series
(2015)
The mineral hydrogrossular series (Ca₃Al₂(SiO4)₃₋ₓ(OH) ₄ₓ; 0 ≤ x ≤ 3) are important water bearing minerals found in the upper and lower part of the Earth’s mantle. They are vital to the planet’s hydrosphere under different hydrothermal conditions...
Mathematics textbooks and state curriculum standards : an analysis of the alignment between the written and intended curricula
(University of Missouri--Columbia, 2007)
populous states that use a system of statewide textbook adoption and the five most populous states that are "open territory" comprised the state sample, while two popular elementary (K-6) textbook series and two popular middle grades (6-8) textbook series...
Articulated learning trajectories related to the development of algebraic thinking that follow from patterning concepts in middle grades mathematics
(University of Missouri--Columbia, 2010)
to characterize the development of patterning and sequence concepts as they relate to algebraic thinking in four middle grades textbook series. The perspectives of clarity, comprehensiveness, accuracy, depth of mathematical inquiry and reasoning, organization...
Cohomology of Finite Modules over Short Gorenstein Rings
(2016)
We study two formal power series in the indeterminate t that generalize the
Poincar´e series of a module. In the context of a Gorenstein local ring whose maximal
ideal m satisfies m³ = 0, we prove that these two power ...
Decadal mass balance of the Antarctic ice sheet from satellite radar altimetry and its contribution to global sea level change
(University of Missouri--Columbia, 2006)
period of 1992 - 2003. Several techniques are developed to improve the processing and analysis of both low and high resolution elevation change time series. Our research results show that the majority of the East Antarctica interior regions are thickening...
Classification of air pollution regimes in the Missouri region
(University of Missouri--Columbia, 2009)
High levels of ground level ozone have been linked to large-scale weather patterns both at the surface and in the upper atmosphere. For this reason, the main focus of this study was to analyze the atmospheric conditions ...
News media's asymmetric response to the economy and its impact on the public perception
(University of Missouri--Columbia, 2009)
media's negatively asymmetric response was diminished in idential election years compared to non-election periods. In so doing, the news coverage of consumer price, unemployment, and the economy in general on the front pages of three newspapers...
Disaggregate forecasting models : application to Ameren UE's transformer usage
(University of Missouri--Columbia, 2008)
Ameren's transformer usage. Historical transformer usage was attributed to three primary causes: new construction, storm and emergency, and general maintenance. Each of these displayed a distinctive demand pattern, thus a specific forecast was made...
Forecasting wind speeds at tall tower heights within Missouri
(University of Missouri--Columbia, 2022)
identified the optimum number of clusters as 4 using the Elbow and Silhouette Methods, among others. Three continuous intervals belonging to a particular cluster, which represented approximately 50 percent and over of the input vectors or rows from the data...
Esthetic Smile Preferences of Dental Professionals
(University of Missouri--Kansas City, 2017)
This study examined the preferences of esthetic smile characteristics between general
dentists and specialists in orthodontics, periodontics, and prosthodontics using a six item
pilot survey. Characteristics examined ...
Impact of a psychoeducational intervention on dementia caregiving
(University of Missouri--Kansas City, 2011-12-16)
Of the 65.7 million caregivers in the United States (U.S.), approximately 14.9 million caregivers provide unpaid care for a person diagnosed with dementia. Most, about 80%, of this care is provided in the home and community settings. Past studies...
Three essays on firm-specific volatility
(University of Missouri--Columbia, 2007)
in firm specific volatility in 40 countries. In Chapter Two I look at the cyclical fluctuations of comovement in the US and 27 other countries during the period 1980-2005. I find that, in general, comovement tends to be countercyclical. Additionally, I...
A mixed model for variance of successive difference of stationary time series : modeling temporal instability in intensive longitudinal data
(University of Missouri--Columbia, 2008)
are limited to index temporal instability. I propose variance of successive difference (VSD) of stationary time series as an overall index of temporal instability such that it is a function of variance and first order autocorrelation of time series. A version...
Assessing the predictability of election victory from a functional theory perspective
(University of Missouri--Columbia, 2010)
by the Wisconsin Ad study from the 2004 presidential general election and participant reports of vote intention obtained from ANES panel data. Separate time series were constructed for Kerry and Bush's average percentage of acclaims (positive statements) and policy...
Occurrence and modeling of THMS and HAA formation in drinking water
(University of Missouri--Columbia, 2007)
the database from Missouri Department of Natural Resources (MoDNR) from 1999 to 2006. The results indicated that many plants exceeded the current standards and the formation of TTHM and HAA5 had a seasonal trend. Secondly, based on the data analysis of Mo...
The relationship between risk factors and problem behaviors in adolescence : an approach to identify a latent general risk and a latent general problem behavior factors
(University of Missouri--Columbia, 2007)
This investigation addressed adolescents' problem behaviors such as school failure, violence, and substance use along with casual sex by identifying a general risk factor and a general problem behavior factor. In this study the data were derived...
Essays on applied econometrics : applications of the futures markets and the international tourism demand
(University of Missouri--Columbia, 2008)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] My dissertation applies econometric methods to analyze the optimal hedge ratios, basis variability, and dynamic tourism demand. In the first essay, ...
Three essays on agricultural price volatility
(University of Missouri--Columbia, 2009)
variance hedge ratio when preference free optimal hedge ratio does not exist; the third essay described the empirical changes in the hog price volatility summarized by a series of long memory GARCH model of the absolute return series in view of the recent...
The influence of teacher efficacy on North Carolina Agriculture teachers' perceived success in working with students with special needs
(University of Missouri--Columbia, 2006)
in North Carolina in working with students with special needs. A modified version of Working with Diverse Students: The General Educator's Perspective (Brownell & Pajares, 1999) was used to measure the teacher efficacy and self-perceived success of 70...
Elementary students' understanding of fractions with dynamic technology
(University of Missouri--Columbia, 2020)
-5) engaged in a series of fraction-as-measurement tasks to provide a cross-sectional snapshot of how they used a 'dynamic virtual ruler' that could be continuously dilated. Screencast recordings were collected from a task-based clinical interview and analyzed...