Psychology Experiment Essay examples

(or Objective) This part of the experiment expressed clearly in only one or two sentences,

Place 100 ml of distilled water in a 250-ml (or 400-ml) beaker. Add 1.26g of oxalic acid dihydrate (H2C2O4.2H2O) and 1 ml of concentrated ammonia. Stir the mixture until the solid has dissolved completely.

The subjects were given mimeographed answer forms that were assumed to match the ones in front of the test takers. The subjects answer forms contained the correct answers so that they could keep track of the test takers scores. There were two tasks consisting of twenty-five questions each. The first consisted of household objects and was female oriented. The second consisted of mechanical objects and was male oriented. There was only one task completed during each experimental session chosen by the experimenter. The instructions given to each subject emphasized that a person’s performance is influenced by factors such as luck, ability, and effort. These factors were told to be kept in mind as well as the tone and hesitation in the test takers voice.

Author repeated the same experiment with another person, but the juice was poured by the author in SW and TS is of same volume. It is noticed that people have the tendency to choose SW more likely than TS.

All subjects must be in good health on the day of the experiment and should be excluded if they have suffered from cardiovascular, renal, metabolic or respiratory illnesses,

The researchers addressed known influential factors verbally, but not all factors were controlled during the experiment. For example, time of day, the white coat effect along with respirations and heart rate were not addressed in the results.

Identify behavioral changes that result from the presence of others. Why does the presence of others produce changes in our level of performance or awareness?

This data is reliable as there were multiple trials that were conducted during the span of one class period with no interruptions. The data was also collected in the same way each time and with the controlled variables of strength of gravity and mass of the weight on the string kept to a constant as they were unchanged during the experiment.  However, the poor and difficult to use apparatus and the errors in the data show that this experiment is unreliable and cause the controlled variable of the degree of the swing difficult to keep consistent.

Describe criminal investigation from a historical perspective, emphasizing the contribution of psychology to this field.

This experience consisted of 20 subjects from Woden plaza varying of age and gender. It also included one student who was going to conduct the experiment.

a) We are able to experience different types of sensations because our nervous system encodes messages. German physiologist Johannes Muller in his doctrine of specific nerve energies described a kind of code which is anatomical. In his doctrine, Muller explains that different sensory modalities exist because signals received by the sense organs stimulate different nerve pathways that lead to different areas of the brain. For example, when the ear receives signals, these signals cause impulses to travel along the auditory nerve to the auditory cortex. And signals from the eye cause impulses to travel along the optic nerve to the visual cortex. Because of these anatomical differences, light

A debate rages in psychology. It is not one of the usual kind, dwelling on a specific aspect of the mind or a new drug, but a controversy dealing with the very foundations of psychology. The issue is determining how psychologists should treat patients and on what psychologists base their choices. Some feel that they must be empirically-supported treatments, treatments backed by hard data and scientifically supported. Others feel that this standard for treatments is much too confining for the complex field of psychology and that many good treatments cannot be backed by hard data. The American Psychological Association President Task Force on Evidence-Based Treatment came out with a plan for psychology that effectively maintains a high

The experiment basically about a brain disease called multiple sclerosis, which is a disease that damages the nervous cell in the brain and spinal cord. This can cause visual issues and speech issues. Scientist think that multiple sclerosis and philosopher might have the same source which is a virus. Research shows that we carry a virus in our DNA and might have been picked up from our evolvement as children. Also they believe millions of year ago the mixed a virus and injected set into themselves. After that it got put in there body into the reproductive cells. Once it is in the cell it gives off protein this cause inflammatory going into the brain. Which cause the symptoms of these diseases. Two phases were test this, the first one was

taken into consideration because WMC measures are considered to be related to intelligence. Like stated above, if pressure is induced then the WMC will be affected, but the researchers of this project believe that fluid intelligence levels should be low when the pressure is applied. Also, the project revealed the four limitations of Beilock and Carr’s 2005 project (Gimmig et al., 2006, p.1006). The first limitation the kind of pressure they used in the study. They used things like a camera and money incentives has a performance pressure. In response to this limitation, in this project the Raven’s SPMs was used as a diagnostic or non-diagnostic analytic reasoning. Second, specific points of the individual anxiety state were not tested or explain, although the anxiety state was considered. Third, the pressure induction effect on WMC was only measured after the effect, but in this research the WMC was checked after and before the pressure induction. Last, Beilock and Carr’s findings can be related to feelings more than WMC because the factors were not

(or JND) thresholds of random participants using their visual-based perception and to replicate and confirm Weber’s Law. Through this four-level single-factor experiment, these participants were asked to compare two lines which were flashed to them on a computer screen. Their objective at that point was to choose which line was longer of the two that were shown, and this was repeated 160 times at four different levels of line sizes: one inch, two inch, three inch, and four inch with each level having 40 trials. Once the JND values were obtained, they were then statistically analyzed and evaluated in terms of whether or not they were consistent with Weber’s Law. Collection along with the analysis of the data were all done on the University of California, Irvine campus inside the Social Science Laboratory. Based on the results, we can conclude there is a relationship between Weber’s Law and visual perception, but this may not always be true.