Release date: 27 April 2014 Submission date: 9 May 2014 TUTORIAL ON HYPOTHESIS TESTING (1) Basic Concept 1. State the null and alternative hypothesis for each conjecture : a. A researcher thinks that if expectant mothers use vitamin pills‚ the birth weight of the babies will increase. The average birth weight of the population is 3.0kg. b. An engineer hypothesizes that the mean number of defects can be decreased in a manufacturing process of compact disks by using robots instead of humans
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Take Home Test 2 1. A. Null Hypothesis: There are no relations or associations among the groups’ mean scores. Alternate Hypothesis: There is a relation or association among the student’s grade point averages and “if they rather prefer to stay at home than go out with friends”. Correlations | | Grade Point Average | I would rather stay at home and read than go out with my friends | Grade Point Average | Pearson Correlation | 1 | .233 | | Sig. (2-tailed) | | .120 | | Sum of Squares
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Santhi .V Department Of Humanities Psg College of Technology Coimbatore‚ India ABSTRACT Research in behavioral finance is relatively new. Within behavioral finance it is assumed that information structure and the characteristics of market participants systematically influence individuals’ investment decisions as well as market outcomes. According to behavioral finance‚ investor market behavior derives from psychological principles of decision making to explain why people buy or sell stocks. The
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Assignment 1 Critically evaluate some of the central themes within psychology Behaviourism VS Cognitive This assignment will critically analyse two of the core approaches in psychology- Behaviourism versus the Cognitive approach. Behaviourists believe that all behaviours are gained through conditioning; conditioning occurs through interaction with the environment. Behaviourists say our responses to environmental stimuli shape our behaviour. If the environment surrounding us is altered- our
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opportunities for the free and unfettered movement of labor among various nations To put it in a nutshell‚ globalization leads to economic growth and integration which can happen through trade in goods and services‚ movement of capital‚ and flow of finance through movement of people. But in reality globalization is a multi-layered phenomenon. Across borders‚ unity ushered under the impact of globalization has several dimensions - cultural‚ social‚ political and economic. That is why some economists
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Describe the operon hypothesis and how it explains the control of the messenger RNA production and the regulation of protein synthesis in bacterial cells. The operon is a group of genes coding for proteins with related functions and they are arranged in units. The operon is made up of the promoter‚ structural genes and the operator. Transcription depends on the regulator‚ it may be located anywhere on the bacterial chromosome. The regulator codes for the repressor‚ which binds to the operator
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consumers will gain when manufacturers provide more fuel-efficient cars? Today‚ we have many different kinds of cars to choose. They have different sizes‚ colors‚ prices and models. When we buy an automobile‚ we look for the best auto to satisfy our needs like going to the store. Manufacturers provide more cars to help us in our needs. When manufactures provide more fuel-efficient autos‚ consumers save money‚ gas‚ and time. A fuel-efficient car will help us saved money. I mean think about it the
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Hypothesis There are reasons why students are having problems in their academic studies because of playing DotA. These are: School Problems – Student tends to put their attention in playing DotA if they get fail grades or low grades. School is a great source of self – esteem. It can build up or break down a student. So whenever the student gets failing grade or low grade‚ their motivation gets low. When they are having a problem in school‚ they use DotA as past time to relieve frustration
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Finance and Business Finance With the gradual progress of society & civilization and the development of science and technology‚ the scope of trade and commerce has also increased. Hence‚ the product-market has to cope with diverse competitions. To make profit in this competition‚ a businessman has to utilize his capital efficiently through proper planning so that the cost of production or selling could be kept minimum. Hence‚ a business firm can maximize its profit. For that purpose‚ every business
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unsystematic risk diversification capital asset pricing model (CAPM) and the security market line Risk and Return M K Lai Page 2 Introduction to Risk and Return finance can be complicated‚ but it can be reduced to three basic concepts cash flows Risk and Return time value of money risk and return M K Lai building blocks in finance Page 3 Basic Assumptions in Finance people are rational people prefer more wealth to less (higher expected return) people
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