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
Premium University Cebu City Education
expenditures for households who purchase coffee‚ assuming that these expenditures are approximately normally distributed with a mean of $45.16 and a standard deviation of $10.00. a. Find the probability that a household spent less than $25.00. Z=(25-45.16)/10= -2.016 =.4778=2.2% b. Find the probability that a household spent more than $50.00 (50-45.16)/10=.484=18.44% c. What proportion of households spent between $30.00 and $40.00? 20.09% d. 99% of households spent
Premium Marketing Customer Customer service
human brain has tripled in size‚ with most of the growth being seen in just the last two million years. Although many explanations for the growth of the human brain have been presented‚ one hypothesis that proves to be most accurate is the Social Brain Hypothesis as presented by Robin I.M. Dunbar. This hypothesis attempts to explain the cause in brain size evolution by attributing it to social relations and social changes happening in early human populations. Homo habilis‚ the first of our genus Homo
Premium Population World population Population growth
World War Z Evaluation World War Z was directed by Marc Forster‚ and made over five hundred million dollars globally. It was one of the many summer blockbuster hits released this year‚ and made $66‚411‚834 in its first weekend of being released. The movies lead actor (Brad Pitt) also plays the role of the producer. World War Z is a fantastic movie because of its special effects‚ cinematography‚ and score. World War Z‚ which was released on June 21‚ 2013‚ first premiered in London‚ England
Premium Brad Pitt The Zombies Zombie
Credit scores are based on many factors and each financial institution may have specific methods unique to their scoring. But there are three common pillars that dictate your overall credit score that are common to most financial institutions. You need to address these three pillars in order to raise or increase your credit score. These three pillars of your credit score are payment history‚ amount of used available credit‚ and length of credit history. These three areas make up about 80% of most
Premium Credit score Fair Credit Reporting Act Credit history
The University of Hong Kong CCHU9042 Human Language: Nature or Nurture? Final Report Is Language Influenced by Culture? Culture and language have long been believed to be intimately interrelated. Defined by anthropologist Tylor (1871‚ p.1)‚ culture is "that complex whole which includes knowledge‚ belief‚ art‚ law‚ morals‚ custom‚ and any other capabilities and habits acquired by man as a member of society." People learn culture
Premium Sociology Social class Anthropology
Abstract The purpose of this research paper is to prove or disprove the hypothesis of the less gun control we have will result in a decrease in murder rates. After analyzing the findings‚ the majority of the articles advocated that the correlation between gun control and murder rates is that the less gun control equals less murder rates. This is due to the fact that countries in the past have tried banning handguns but ended up with higher murder rates. An even more gun control ended up increasing
Premium Firearm Gun Crime
of Education‚ ed. Harvey Siegel‚ 451–68 Brewer‚ Marilyn B. 1997. “The Social Psychology of Intergroup Relations: Can Research Inform Practice?” Journal of Social Issues 53: 197–211. Brewer‚ Marilyn B.‚ and Norman Miller. 1984. “Beyond the Contact Hypothesis: Theoretical Perspectives on Desegregation.” In Groups in Contact: The Psychology of Desegregation‚ ed. Norman Miller and Marilyn B Brophy‚ Ira N. 1946. “The Luxury of Anti-Negro Prejudice.” Public Opinion Quarterly 9: 456–66. Burgess‚ Diana Jill
Premium Racism Race
Luis Madariaga ACC-321 Dr. R. Hurley THE DISCOUNT AND VARIETY RETAILING INDUSTRY PART I - INTRODUCTION AND FINANCIAL ANALYSIS A. Industry & Company Profiles In this segment of the retail industry‚ companies offer members‚ who pay an annual fee‚ a limited selection of products and services. Facing competition from discounters‚ such as Target that do not charge a membership fee‚ firms in this industry are continuously expanding their offerings to include additional products and services
Premium Costco Sam's Club Warehouse club
influenced of parents to their children Parental Influences on Personality: A Comparison of Trait and Phenomenological Theories Stu Dent SS# 123-45-6789 Psych 210: Theories of Personality Dr. Cervone -- Fall‚ 2001 Parental Influences on Personality: A Comparison of Trait and Phenomenological Theories A seemingly obvious fact about human nature is that our personality is influenced by our parents. Intuitively‚ it seems as if the way our parents raise us exerts an enduring influence
Premium Personality psychology Trait theory Psychology