Scatterplots 4 Pearson’s Correlation 4 Spearman’s Rho 4 Probability 4 Binomial Distribution 4 Assumptions: 5 Subjective Probability 5 Normal Distribution 5 Standard Normal Distribution 5 Sampling Distribution 5 Standard Error of Statistic 5 Central Limit Theorem 5 Area under the Sampling Distribution of the Mean 6 Sampling Distribution‚ Difference between Independent means 6 Sampling Distribution of a Linear Combination of Means 6 Sampling Distribution of Pearson’s R 7
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1. In the table below‚ the random variable x represents the number of cups or cans of caffeinated beverages consumed by Americans each day‚ based on data from the National Sleep Foundation. Determine whether or not the data represent a probability distribution. *If the data represent a probability distribution‚ find its mean and standard deviation. * If the data don’t represent a probability distribution‚ identify the requirement(s) for a probability distribution that is not satisfied.
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are associated with the career. Upon hearing this‚ I didn’t accept this fact she was giving me and never associated the term‚ "teacher" and "flexible" together. Nevertheless‚ after my five observations this semester in the classroom‚ I understand why you need to be flexible in the teaching profession. Every class I observed this semester was dissimilar from each other. Some classes harbored students who comprehended the material better‚ were ethnically diverse‚ special education‚ motivated and lazy
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Psych Chapter 1 Notes 1) Four big ideas in psychology: a. Critical thinking is smart thinking b. Behavior is a bio psychosocial event c. We operate with a two-track mind (Dual processing) d. Psychology explores human strengths as well as challenges 2) Why do psychology? e. The limits of intuition and common sense i. Enough to bring forth answers regarding human nature. ii. May aid queries‚ but are not free of error. iii. Hindsight
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Defination of Psychology: The scientific study of behavior and mental processes. Goals: 1. To describe behavior and mental processes 2. To predict behavior and mental processes 3. To allow psychologists and their clients to control or change behavior and mental processes 4. To explain (establish cause and effect relationships concerning) behavior and mental processes. The first three goals (description‚ prediction‚ and control) are the easiest
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& Org Psychology\Mindmaps\Research Process.twdx k lic tr Research Process Step 1: Problem Formula on Researcher uses ques ons to explore the possible research topic Topics may be determined on the basis of personal observa on‚ personal insight‚ ar cles in journals‚ magazines‚ textbooks or current media topics ‚ or even discussions with other people Focus on useful‚ current and interes ng topics Researcher reviews theory in the chosen area to enable him to formulate a research ques on
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Chapter 2 Charts and Graphs Statistics is the science of data. A first step in the study of statistics is the examination of data. Chapters 2 and 3 present several techniques for reducing data so that it is more manageable. In addition‚ graphic displays are essential to understand and interpret complex sets of data in order to be able to make business decisions easier. Chapter 2 discusses and displays several graphical tools including the histogram‚ frequency polygon‚ ogive‚ dot plot‚ bar
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Examine the factors which have given rise to globalisation Globalisation can be defined as the growing interdependence of world economies. Before you proceed with this essay you must take two key points into consideration; firstly‚ that globalisation is not an end result‚ but is a continuing process that is always growing and gathering momentum‚ and secondly‚ that globalisation leads to world economies becoming more dependent upon each other. Globalisation is not a new phenomenon‚ in fact it has
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handfuls of change. Do you see the picture yet? These two boys are starving‚ they are homeless‚ and they are alone. You might just be picturing this thinking‚ I may be full of myself‚ but others actually see these kinds of images every day. Did you know that 40% of Americans are homeless? That means that 4 out of every 10 people in the United States could be homeless. What would you do if you didn’t have a warm house to come home to every night‚ or if you had to beg for food because you hadn’t eaten in
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Change - 1 Explain the scales of measurement in details ‚ giving examples: Data has been classified into four scales of measurement so that it can be easily interpreted universally. The scale is chosen depending on the information that the data is intending to represent. The four scales of measurement of data are nominal‚ ordinal‚ interval‚ and ratio. Each plays a different‚ yet very important role in the world of statistic a) Nominal scale Is the lowest level in scales of measurement
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