PSYC 107 1st Edition Lecture 4 Outline of Last Lecture I Experimental Designs a Dependent Variable b Independent Variable c Experimental Group d Control Group II Experimenter Bias a Double blind experiment III Central Tendency a Mode Median Mean IV Variability a Range b Standard deviation V Correlation CORRELATION DOES NOT MEAN CAUSATION Outline of Current Lecture I Correlation a Inverse relationship II Chapter 6 Starts here Development a Age related systematic sequential and long lasting III Prenatal Development a Zygote b Embryo c Fetus d Teratogens IV Newborns a Attachment i Secure and Insecure Lecture 5 Notes I Correlation a Only tells us that there is a relationship not that one caused the other b Has to be within a range of 1 to 1 c Strength i How correlated something is ii Size of the number without paying attention to the sign iii 9 is stronger than 3 and 0 means that there is no relationship iv 1 is rare because that means that the 2 things are perfectly correlated d Direction i Positive or Negative 1 Tells us whether something is inversely related a Number of drinks increases as does the likelihood of saying something stupid b Number of drinks increases as the ability to drive decreases Inverse II Chapter 6 Starts here Development a Developmental age related systematic sequential and long lasting Not about how opinions change more about how as a child you were one kind of crazy and now you are still crazy but it is a different type of crazy b Learning how to count is a sort of development III Prenatal Development a Zygote first 2 weeks of development rapid cellular division b Embryo 2 weeks to 2 months of pregnancy Forming organs and limbs this is where the high risk of congenital defects happens at this age i Most women do not know that they are pregnant at this stage which is why there are so many risks to the fetus c Fetus 3rd month to end of pregnancy Increased growth and organ function by 7 months all systems are functioning but they are immature d Teratogens i External substances that can harm development in the womb ii Prenatal care is important for the baby but also for the mother 1 Alcohol drugs radiation disease 2 Ectopic pregnancy is bad IV Newborns a Sleep 70 of the time but not when you want them to b Large objects up close are easy to see but far vision is blurry c Do not have very good selective listening skills d Reflexes involuntary behaviors hand curls around everything i Attachment 1 Bond between caregivers and children Can be adopted and have this bond too if parents are good 2 Secure a Child feels valued and safe to explore the world around them Trust and care 3 Insecure a Not safe in world no trust not raised to believe that they can succeed b Avoidant ambivalent and disorganized c This can happen when adults are not parenting in the right way
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