Southwestern University Cebu City Graduate School of Health Science‚ Management and Pedagogy Statistical Methods (EDUC 201) ACTIVITY 4 HYPOTHESIS-TESTING Instruction: Apply the five steps of hypothesis-testing procedure to each problem below. 1. A researcher conducted an experiment to determine the effect of a lecturer’s age on student preferences to hear him lecture. In a regular classroom situation‚ 20 students were told that the administration wished to know their preferences regarding
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Hypothesis 1: Number of Placements and First Year GPA a. It is hypothesized that student who have had fewer out of home placement changes will have a higher GPA than students who had greater placement changes. Hypothesis 2: Number of placements and resiliency a. I also hypothesize that students who have a greater number of placements will be less resilient that students with a lesser number of foster care placements. Hypothesis 3: Resiliency and First Year GPA
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cases so they decided to focus on stock exchanges with the assumption that something that involves millions of people around the world participating in it every day should indicate any deviation from the norm. The researchers were looking at the hypothesis that depressed people affected by the moon will cause a drop in stock prices. Dichev and Janes looked to prove or disprove the theory of the moon affecting behavior‚ so they studied the daily median stock price profits of 25 stock exchanges over
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1 ANNA O. - BERTHA PAPPENHEIM: A CHRONOLOGY OF HER LIFE AND TREATMENT BY Richard G. Klein (New York City) This chronology will be updated on a regular basis—stay tuned. The chronology that follows was put together in order to help me make better sense of the founding case of psychoanalysis‚ the case of Bertha Pappenheim or Anna O as she is known in the analytic literature. The text has been divided into five different time divisions. Events found in sections A through D are drawn mainly from Joseph
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Hypothesis testing begins with the assumption that randomization is used to collect quantitative data about the sample and that the distribution of this data has a normal shape. Significance tests state two explanations‚ or hypotheses‚ about a parameter. One‚ called the null hypothesis‚ states that the parameter equals some value (usually 0). The other‚ called the alternative hypothesis‚ states that the parameter is greater than‚ less than or (not) equal to the value stated in the null hypothesis
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Hypothesis Testing Paper Previously a group of friends compared the average temperature for the 15 days in each of the 2004 and 2005 Christmas holiday pubic school vacations to determine which holiday was colder. Secondary research retrieved from the National Oceanic and Atmospheric Administration ’s (NOAA) National Weather Service website provided climatic data on a daily basis for each day of the periods under investigation. Daily average temperature for each of the 15-day holiday vacation
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This paper describes the origins of biomolecules hypothesis. Each different hypothesis is derived from a different scientist. It explains their claim and answers the question if the origin of biomolecules using their hypothesis. All the scientists provided evidence to help support their hypothesis. Some of the scientists had experiments to test their hypothesis. They also gave reasoning for supporting their theory. The Primordial Soup Hypothesis was introduced by the Soviet biologist Alexander
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DIRECTIONAL RESEARCH HYPOTHESIS Let’s consider a different situation—one involving a different alternative or research hypothesis. In this instance‚ let’s assume that we expect to discover that rural residents have higher religious participation scores than urban residents. Since we’re now hypothesizing (in the form of the research or alternative hypothesis) that the rural residents will have higher religious participation scores than the urban residents‚ we are specifying the direction of the
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According to the self-medication hypothesis (SMH; Khantzian‚1985). The individuals’ choice of a particular drug is not accidental or coincidental‚ but instead‚ a result of the individual’s psychological condition‚ as the drug of choice provides relief to the user specific to his or her condition. Specifically‚ addiction is hypothesized to function as a compensatory means to modulate effects and treat distressful psychological states‚ whereby individuals choose the drug that will most appropriately
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Prejudice and Discrimination Prejudice and discrimination have been prevalent throughout human history. Prejudice has to do with the inflexible and irrational attitudes and opinions held by members of one group about another‚ while discrimination refers to behaviors directed against another group. Being prejudiced usually means having preconceived beliefs about groups of people or cultural practices. Prejudices can either be positive or negative—both forms are usually preconceived and difficult
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