¶ … Brady-Amoon's and Fuertes' "Self-efficacy, self-rated abilities, adjustment, and academic performance." This research study had five different hypotheses, all of which were interrelated. All of these hypotheses were fundamentally related to the research question of the study. However, there was a degree of ambiguity in the phrasing of hypotheses five, which states "Self-efficacy, self-rated abilities, and adjustments will be positively associated with college students' academic performance, above and beyond prior academic performance" (Brady-Amoon and Fuertes, 2011, p. 432). The reader is able to discern the meaning of this hypothesis. However, the reference to "above and beyond" is not a clear way of stating that the effects of the constructs of self-efficacy and self-rated ability on adjustment will contribute to improved grades from previous academic efforts. If the authors intended some other meaning aside from an improvement in academics, then they should have stated this fact in some other way. The first of these hypotheses, which states that the authors anticipate a "significant positive correlation between self-efficacy and self-rated abilities" (p. 432) is well stated and fairly lucid.
Variables
Two of the variables included in this study are self-efficacy and self-rated abilities. Both of these variables are continuous and are largely correlational, since each can influence one another. Still,...
Reliability & Validity For the lay person, the notion of personality is often derived from components of an individual's character or make up that has the ability to elicit positive or negative reactions from other individuals. The person who has a propensity for positive reactions from others is often thought to have a 'good' personality. Conversely, the person who tends to elicit not so favorable reactions from others may be thought
Reliability of Test Reliability is defined by Joppe (2002,p.1) as the level of consistency of the obtained results over a period of time as well as an accurate representation of the population under study. If the outcome of the study can be reproduced using a similar methodology then the instrument used in the research are said to be reliable. It is worth noticing that there is an element of replicability as well
Reliability and Validity Trochim (2007) examines validity and reliability in the context of arriving at measures for constructs that firstly measure what they purport to measure. Secondly, the measures do what they purport to do in a consistent manner so that the researcher can have confidence in the measurement and hence the research project is not compromised. The elements of validity and reliability are pivotal concerns to research. Research thrives in
moderate impairment), while dependent variables included the levels of measured performance on the test. Operationalization involved demonstrating the ability to perform the tasks of daily life. Simple cooking was tested by asking the test subject to cook oatmeal; using a telephone was tested by requiring the subject to inquire about grocery delivery on the phone; and the test subject was required to select and administer medications correctly and select
Having evidence demonstrated over a number of different trials at different schools, each with similar results contributes to external validity. Thus, the trials must all be for universities, as opposed to careers for example, so that the results of those trials are transferable to our university's admissions process. To ensure internal validity, the admissions test must include a sufficient number of questions (data points) to establish a clear trend. The questions
Reliability, validity and norming sample populations play critical roles in the usefulness of assessment instruments used in forensics assessments. These three facets of assessment help to determine whether or not the results the assessment yield is credible. Additionally, they each help to evaluate a particular aspect of an instrument, although there is generally a degree of correlation between these factors. Validity is simply the accuracy of a test to effectively measure
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