Search
Now showing items 1-20 of 66
An in depth evaluation of internal criteria for determining the number of clusters in a data set
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Clustering procedures partition data sets into groups, minimizing the distance within clusters while maximizing the distance between clusters. Clustering can be a powerful tool...
The generalization of positive intergroup attitudes : reducing intergroup anxiety
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Contact settings that include equal status, cooperation/pursuit of common goals, acquaintance potential, and authority sanction can improve intergroup attitudes. However...
Multilevel models for intensive longitudinal data with heterogeneous error structure : covariance transformation and variance function models
(University of Missouri--Columbia, 2008)
Recent developments in data collection methods in the behavioral and social sciences, such as Ecological Momentary Assessment (EMA) enables researchers to gather intensive longitudinal data (ILD) and to examine more detailed ...
Cognitive load and time based forgetting
(University of Missouri--Columbia, 2009)
Recently, various researchers have claimed that time does not play a direct role in shortterm forgetting. Instead, they claim that time is only related to forgetting because it is correlated with other factors that cause ...
Is maturing out of problematic alcohol involvement related to personality change?
(University of Missouri--Columbia, 2008)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Problematic alcohol involvement typically peaks in the early 20s and declines with age. This "maturing out" of alcohol involvement is usually attributed to individuals' attaining...
How sweet it is to be loved by you : toward an understanding of why close relationships buffer existential fear
(University of Missouri--Columbia, 2009)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] Theory and research suggest that close relationships help to buffer against existential fears associated with the awareness of death (Mikulincer Florian, & Hirschberger, 2003...
Construal levels and the reactivity of state self-esteem to positive and negative experiences
(University of Missouri--Columbia, 2010)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] The reactivity of state self-esteem has been linked to a number of important psychological outcomes, ranging from general well-being to psychological dysfunction. The present...
Expressive writing, relationships, and health
(University of Missouri--Columbia, 2006)
The role of expressive writing in social functioning is investigated; results extend findings regarding benefits of writing about personally significant topics (Pennebaker & Beall, 1986; King, 2001; Niederhoffer & Pennebaker, ...
A bayesian investigation into inhibition mechanisms of contrast and assimilation
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] The ability to inhibit distractors within an environment while focusing on specific information is crucial to proper functioning. In most inhibition tasks, such as Stroop, the to...
The relationship between cortisol and social stress in late adolescent girls' friendships
(University of Missouri--Columbia, 2007)
encouragement of problem discussion (Rose, 2002). In study 1, two hundred six college women completed a series of questionnaires on their friendship, temperament, and relationship with their father. In study 2, a sub-sample was randomly assigned to tasks...
A hierarchical Bayesian analysis of multiple order constraints in behavioral science
(University of Missouri--Columbia, 2018)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Psychology is an empirical science, and oftentimes the main target of interest is an empirical effect. For example, we may be interested in human perception and ask participants...
Differential effects of negative and positive affect on context processing
(University of Missouri--Columbia, 2007)
Context processing is thought to be a central component of cognitive control involved in maintaining goals. Context processing impairments have been implicated in psychopathology, with suggestions that the interaction ...
Individual vs. systemic justice : using trust and moral outrage to predict reactions to vigilante murder
(University of Missouri--Columbia, 2006)
Jurors can approach their charge of meting out justice in different ways, two of which include focusing on the outcome of a specific trial and/or focusing on upholding justice more broadly by adhering to procedures and ...
Maintaining cross-domain objects and features in working memory : implications for storage in models of working memory
(University of Missouri--Columbia, 2007)
A great deal of evidence, both from behavioral studies of cross-domain interference and from neuroimaging, suggests the need for a domain-general store in models of working memory. Baddeley included such a store in an updated version...
Keeping your eyes on the prize versus your nose to the grindstone : the effects of level of goal evaluation on mood and motivation
(University of Missouri--Columbia, 2007)
Though higher level, primary goals provide meaning and direction for a person, evaluating progress on that primary goal versus a sub-goal is risky. Study 1 was a 2 x 2 experiment in which framing level (sub-goal or primary ...
Decreases in working memory capacity for sentence stimuli with adult aging
(University of Missouri--Columbia, 2007)
these two hypotheses by presenting participants with 4 types of spoken sentences for immediate free recall, varied by the number and length of chunks per trial: 4 short, simple sentences; 8 such sentences; 4 compound sentences, meaningfully comprised of two...
An evolutionary perspective of the effects of emotion on the post-auricular reflex
(University of Missouri--Columbia, 2010)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT REQUEST OF AUTHOR.] The post-auricular reflex (PAR), contrary to other components of the startle reflex, is potentiated by positive emotions and inhibited by negative emotions. We investigated...
Defending our place in nature: mortality salience and environmental concern
(University of Missouri--Columbia, 2007)
[ACCESS RESTRICTED TO THE UNIVERSITY OF MISSOURI AT AUTHOR'S REQUEST.] Drawing from terror management theory, two studies explored the implications that our existential need to view humans as distinct from the rest of nature can have on responses...
A Bayesian hierarchical model of lexicographic choice
(University of Missouri--Columbia, 2017)
I present a lexicographic, threshold-based model of choice used to evaluate decision makers' preferences among risky alternatives. Using a hierarchical Bayesian frame-work, this model is able to account for observed ...
Boundary conditions for a visual working memory capacity model
(University of Missouri--Columbia, 2009)
Cowan's K (Cowan, 2001) is an effective measure of visual working memory capacity and has been widely accepted by working memory researchers in recent years. However, one fundamental assumption of this measure, so called ...