What is the scientific method? It is a process used to find answers to questions about the world around us. It begins with a question that comes from observation and is answered through an organized method of conducting and analyzing an experiment. (Mularella‚ 2007) In this hypothetical example‚ I would like to explore the answer to the following question: Can K-gro brand fertilizer increase tomato crop yields by up to 50%? First‚ this question must have originated through observation. I
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selecting units that may be people‚ organizations etc‚ from a larger whole i.e. from a population of interest‚ so that by studying the sample we may come up with general characteristics of the entire population under consideration. Types of sampling methods: Probability sampling Probability sampling is a type of sampling that includes random selection. And in order to achieve random selection‚ it must be made sure that different units of population have equal probability of being chosen
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graduating from college have an average credit card debt of $4‚100. A random sample of 50 graduating seniors was selected‚ and their average credit card debt was found to be $4‚360. Assume the standard deviation for student credit card debt is $1‚200. Using ‚ answer the following questions. a) Does this sample provide enough evidence to challenge the findings by Sallie Mae? N= 50 α=0‚05 σ=1 200 x ̅=4 360 This is a two-tails test: 〖 H〗_0: μ=4100 df = n – 1 = 49 〖
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Research Methods Checkpoint Research Methods Checkpoint: BEH225 Week One For this Checkpoint‚ I completed Appendix B: Research Methods Matrix‚ and prepared a recommendation to be presented to the Psychologist explaining the rationale behind my choice. SCENARIO: A psychologist is planning to conduct a study that would examine pathological liars and the quality of their romantic relationships. You have been asked to provide the psychologist with a recommendation for which research method should
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tail on the first and a head on the second or a head on the first and a tail on the second (f) at least one head on the two flips Susan Williams has been the production manager of Medical Suppliers‚ Inc.‚ for the past 17 years. Medical Suppliers‚ Inc.‚ is a producer of bandages and arm slings. During the past 5 years‚ the demand for No-Stick bandages has been fairly constant. On the average‚ sales have been about 87‚000 packages of No-Stick. Susan has reason to believe that the distribution
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WRTG 110 5 methods of proof: 1.) Facts a. Its ugly record of brutality is widely known. Negroes have experienced grossly unjust treatment in the courts. There have been more unsolved bombings of Negro homes and churches in Birmingham than any other cit in the nation. These are the hard‚ brutal facts of the case. b. Lamentable‚ it is an historical fact that privileged groups seldom give up their privileged voluntary. 2.) Reference to Authority c. Just as Socrates
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prospective employee. One internal and three external ways that I could recruit for the job in my final assignment is through the internet‚ private employment‚ newspaper advertisement‚ and employee job board(hiring within company). The internet recruiting methods are the most common method used today‚ and the many advantages consist of lower costs‚ time saving‚ and extra information about each applicant. I believe like the resume method‚ the online method can also place a greater risk
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research team would be useful and two other scenarios when an internal research team will be deployed‚ with adequate explanations as to why each scenarios is justified for an external or internal team. Q7.Describe a situation where research will help you as a manager to make a good decision. Chapter 2 Q1 describe the hallmarks of scientific research. Q2 What are the steps in hypothetico -deductive research ? explain them‚ using an example not in the book. Q3 One hears the word research being mention
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The Scientific Method Introduction: In performing this experiment‚ students apprehend and grasp the concept of the “scientific method” and its segments. The scientific method is analytically preceded by researchers to answer a question(s). First‚ the analyst states the problem based on contemplations. Next‚ a hypothesis is formed‚ which means the analyst made an educated guess (solution) to the problem. Before an experiment is performed the analyst has to make a prediction. A prediction is what
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a. Loss Method: NRCS Curve Number Method The U.S. Natural Resource Conservation Service (NRCS) (formerly the Soil Conservation Service (SCS)) Curve Number method used in this study estimates the effective rainfall as a function of the cumulative rainfall‚ the land use‚ the soil type and the antecedent moisture condition of the soil. The model is described in detail in the National Engineering Handbook (NEH) (NRCS 2004). It was created based on the analysis of a large number of small and gauged agricultural
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