Developmental and Research Designs

Better Essays
8Developmental & Research Designs * Human development - the scientific study of the changes that occur in people as they age from conception until death. * How is human development studied? * Longitudinal design - research design in which one participant or group of participants is studied over a long period of time. * Cross-sectional design - research design in which several different age groups of participants are studied at one particular point in time. * Cross-sequential design - research design in which participants are first studied by means of a cross-sectional design but also followed and assessed for a period of no more than six years.
Nature vs. Nurture * Nature - the influence of our inherited characteristics on our personality, physical growth, intellectual growth, and social interactions. * Nurture - the influence of the environment on personality, physical growth, intellectual growth, and social interactions. * Behavioral genetics – study that focuses on nature vs. nurture.
The Beginnings of Human Life * Genetics - the science of inherited traits * Human life begins as a single cell which eventually evolves into about 50 to 100 trillion multiple cells. * The nucleus (control center) of each cell contains structures called chromosomes . Each chromosome is made up of DNA (deoxyribonucleic acid) and protein. DNA contains tiny segments called genes that we inherit from our parents. Genetics & Development * Chromosome - tightly wound threadlike strands of genetic material that stores (DNA) and transmits (genes) genetic information. * DNA (deoxyribonucleic acid) - special molecule that contains the genetic material of living organisms. It stores genetic information. * Gene - section of DNA having the same arrangement of chemical elements. It transmits genetic information. * Dominant - referring to a gene that actively controls the expression of a

You May Also Find These Documents Helpful

  • Better Essays

    Developmental research

    • 1452 Words
    • 6 Pages

    DEVELOPMENTAL RESEARCH Just like most Americans HIV never really crossed my mind until someone I know had been diagnosed with the deadly disease. This person I know was just like any other person until they became a “junkie” and their sexual preferences had changed. According to studies the use of dirty needles and having multiple sex partners increases the risk of contracting a disease significantly. HIV is among the highest contracted infection in the United States, in Georgia there have been…

    • 1452 Words
    • 6 Pages
    Better Essays
  • Good Essays

    Research Design

    • 939 Words
    • 4 Pages

    CHAPTER III RESEARCH DESIGN Meaning – Need – Features – Steps In Formulating a Research Design – Basic Principles of Experimental Designs  Once the Research problem identified, researcher has to plan how to go about the / conduct research in most efficient and successful manner.  Good planning gives the researcher direction for the successful completion of the project  The plan of study is called research design  It the blue print of the proposed study MEANING “It is a…

    • 939 Words
    • 4 Pages
    Good Essays
  • Good Essays

    Research Design

    • 342 Words
    • 2 Pages

    DEFINE TWO GROUP SIMPLE RANDOMIZED DESIGN TWO GROUP SIMPLE RANDOMIZED DESIGN: This is a form of completely randomized design (C.R. design). In a two-group simple randomized design, first of all the population is defined and then from the population a sample is selected randomly. Further, requirements of this design is that items, after being selected randomly from the population, be randomly assigned to the experimental and control groups (such random assignment of items to two groups is technically…

    • 342 Words
    • 2 Pages
    Good Essays
  • Good Essays

    Research Design

    • 749 Words
    • 3 Pages

    RESEARCH DESIGN What is research design? A research design is the arrangement of conditions for collection and analysis of data in a manner that aims to combine relevance to the research purpose with economy in procedure. Research design have following parts: * Sampling design * Observational design * Statistical design * Operational design Sampling designs Which deals with the methods of selecting items to be observed for the study. Observational design Which relates…

    • 749 Words
    • 3 Pages
    Good Essays
  • Better Essays

    Research Design

    • 2712 Words
    • 11 Pages

    Three Assignment Lisa Titlat BUS642 Business Research Methods and Tools Prof. Dr. Lisa Wallace June 23, 2013 Week Three Assignment Chapter 12 – Discussion Questions (Making Research Decisions) # 5 The purpose of conducting research is to collect data to satisfy a research question. In the design of the study, researchers must carefully construct not only the design of the survey questions, but the answer choices too. Researchers must design answer choices that minimizes, if not eliminates…

    • 2712 Words
    • 11 Pages
    Better Essays
  • Powerful Essays

    RESEARCH DESIGN

    • 3219 Words
    • 7 Pages

    RESEARCH DESIGN (2792 words) 1) Is there is a relationship between childhood obesity levels in primary school children and whether the child participates in after school sports activities? Research Design A quantitative research helps to provide a detail description regarding phenomena by numerical data collection using mathematically based analytical methods (Muijs, 2011). The main aim of a quantitative research is to establish a relationship between an independent and dependant or outcome variable…

    • 3219 Words
    • 7 Pages
    Powerful Essays
  • Powerful Essays

    Research Design

    • 1538 Words
    • 5 Pages

    Student: Willie Rice Research Design BTM7103-8-7 Research Design The beginner researcher has to consider numerous things in the research process. The focus should not only be on the development of a research problem; it should include the approach needed for solving or studying the problem. There are two research methods that this paper will explore: qualitative and quantitative methods. Each method has different approaches and requirements that are unique to them. Many factors…

    • 1538 Words
    • 5 Pages
    Powerful Essays
  • Better Essays

    Research design

    • 5511 Words
    • 23 Pages

    WHAT IS RESEARCH DESIGN? 1 THE CONTEXT OF DESIGN Before examining types of research designs it is important to be clear about the role and purpose of research design. We need to understand what research design is and what it is not. We need to know where design ®ts into the whole research process from framing a question to ®nally analysing and reporting data. This is the purpose of this chapter. Description and explanation Social researchers ask two fundamental types of research questions:…

    • 5511 Words
    • 23 Pages
    Better Essays
  • Better Essays

    Research Design

    • 881 Words
    • 4 Pages

    Research Design The study that was executed is constructed precisely by the group in order to pinpoint the aspects that may or may not influence knowledge sharing among university students. Therefore, when testing the connection between these five factors (leadership, explicit knowledge, opportunity to share, tacit knowledge, and trust) contributing to knowledge sharing, the hypothesis testing method was thoroughly chosen as the principal objective of the research. Added to that, for a more in depth…

    • 881 Words
    • 4 Pages
    Better Essays
  • Better Essays

    RESEARCH DESIGN

    • 2235 Words
    • 11 Pages

    3.0 RESEARCH DESIGN AND METHODOLOGY 3.1 RESEARCH DESIGN The researcher used survey metod to carry out research at her stated station of study and as a result of this the reseaecher 's aim was to know how filing has contributed to some of the information centres more so libraries. 3.2 TARGETED POPULATION The researcher aimed the users and staff members of the Kenya National Library service, Kisii branch.She interviewed 20% of users and 10% staff members from a total of 12500 library members and 20…

    • 2235 Words
    • 11 Pages
    Better Essays