LIfespan Development.

How would you go about investigating the long-term effects (both positive and negative) of using Ritalin to treat attention deficit-hyperactivity disorder in children using each of the following research methods: scientific observation, the experiment, and the survey. Using information from your text, design three different studies that would allow you to investigate this research question. One will be an observational study, one an experiment (and for this one, you�ll need to define your independent and dependent variables and well as your experimental and control groups), and finally, one using a survey. Be sure to tell me which type of research design (cross-sectional, longitudinal, cross-sequential) you�re using for each study and, citing evidence from your text, why you chose that design.Looking for the best essay writer? Click below to have a customized paper written as per your requirements.

You are a psychologist who wants to explain each of the following problems or behaviors. Identify which of the three major theoretical perspectives (psychoanalytic, behaviorism, cognitive) examined in Chapter 2 will be most useful to you in each case, and, using information from your text, explain why.
a. Randy finds it difficult to stop smoking, especially when he is studying.
b. Alec has an irrational fear of thunderstorms.
c. Anne always misbehaves in the supermarket, but is perfectly well-behaved in the car.
d. Debra thinks that girls can change into men when they grow up.
e. Coco, a cocker spaniel, has learned to sniff out narcotics at the airport.

Part a. Explain the importance of studying genetics in a course on child development, listing three specific reasons.
Part b. Using the information in Chapter 3, develop a profile of two different couples who would be at risk for transmitting genetic disorders to their children.

Question 4.
Despite the complexity of human development, the large majority of all babies are born without serious congenital abnormalities. Using information from your text, explain the reasons for this high incidence of normality, and explain what, if anything, we can do to increase it.

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