caused by an omitted variable will have possible specification bias. Impure heteroskedasticity causes bias in the coefficient and the variance of error is no longer minimum variance and no longer efficient. The variances of OLS estimators are biased. 2) Find any examples of heteroskedasticity in a time series‚ and explain why the heteroskedasticity exits. Answer: -Heteroskedasticity can occur in time series models with a significant amount of change in the dependent variable. For example‚ DVD player
Premium Regression analysis Normal distribution Variance
Lecture 1. Non-scientific method of knowing: Tenacity: clinging to beliefs such as superstition Intuition: common-sense/self evident truths. Authority: Accepting authority’s truth (church) Rationalistic method: Logic Lecture 2 Exercise on Mood Narrative review: systemic review that synthesizes individual studies narratively Meta-analysis: results of individual studies are grouped together to draw reasonable conclusions (results are converted to effect size) Moderator
Premium Sleep Psychology Cognition
Unit-1‚ Q1. Explain what is meant by the term `dementia’ Unit-1‚ Q2. Describe how dementia can affect a person if the following areas of the brain are damaged by dementia Frontal lobe: Parietal lobe: Temporal lobe: Occipital lobe: Cerebellum: Unit-1‚ Q3.Explain why the following may be mistaken for dementia a) depression b) delirium c) age related memory impairment Unit-1‚ Q4. Give an outline of the following models of dementia a) The medical model of dementia b) The social model of dementia Unit-1
Premium Cerebrum Frontal lobe Individual
Macro Unit 2 Lesson 1: What is the difference between macro and micro? Federal Debt graph: http://research.stlouisfed.org/fred2/series/GFDEBTN In the circular flow the seller receives exactly the same amount that the buyer buys (exclude tax) In the circular flow diagram‚ how do we account for profits? What happens if there is a disruption in the circular flow diagram? Individuals are concerned with income distribution. (wages) 1 Households C as spenders must consider the following:
Premium Economics Macroeconomics Inflation
Unit 3 Assignment Instructions: Download this document to your computer before filling it out. Each of the responses below should be appropriately filled in and the document saved again before submitting to the Unit 3 Dropbox. Be certain to answer each question completely. Unit 3 Assignment Outcomes addressed in this activity Describe the origin of the internet Explain various multimedia files found on the Web Discuss how to search the internet effectively Course
Premium Internet Instant messaging
Katelyn Hofstetter SOC300-01 Muslim Women’s Rights The social position of Muslim women differs throughout time periods and countries‚ such as Afghanistan‚ Iran‚ and Pakistan. The consequences of breaking the laws in these nations differ as well. In addition‚ different social factors affect the way Muslim women are treated. These social positions are perceived differently amongst men and women in Afghanistan‚ Iran‚ and Pakistan. In Afghanistan‚ the leaders of the past Resistance
Premium Islam Afghanistan Marriage
Foundations 14% of the AP Exam Climate Climate has been a major factor in determining where people settled. Peopled settled in areas that has climates that would accommodate agriculture and livestock. Time Periods • The Paleolithic Age refers to about 12‚000 BC. During this time people were nomadic. • The Neolithic Age refers to the age from about 12‚000 BC to about 8000 BC. It is during this time that people settled in communities and civilization began to emerge. • River Valley Civilizations
Premium Sociology Han Dynasty Silk Road
Virtual Lab: Enzyme Controlled Reactions Worksheet 1. Which of the following does NOT apply to an enzyme: b. Inorganic 2. When an enzyme catalyzes a reaction: a. Substrate(s) bind in the active site 3. Which of the following would interfere most with the ability of an enzyme to catalyze a reaction? a. Reduced concentration of substrate available 4. Feedback mechanisms regulate the rate of enzyme activity‚ effectively “turning off” an enzyme in a reversible way until more product is needed
Premium Enzyme Chemical reaction
Thursday after work. I get home do my daily routine and then start reviewing the week that I have ahead. I start of by going through the Leaning Guide for Unit 3‚ where it tells me all the tasks I have for the week and produces a checklist that I should complete by the end of the week. My first task was to peer review the writing assignment for Unit 2. Therefore‚ that was what I did first and this did not take long. I was surprised because most of the students did not get the answers correct‚ or they
Premium Education High school Writing
Soc 300 Final Exam Sociology of Developing Countries Professor Crystal Jagodzinska March 13‚ 2013 Sociology of Developing Countries – SOC 300 Test-Final Definitions 10 point each 1) Gender Empowerment Measure (GEM) An Index of women’s political and economic empowerment based on their representation in parliament‚ average income‚ and their percentage of jobs in administration‚ management the professions‚ and technical jobs relative to men. 2) Collective
Premium Agriculture Political philosophy Revolution