Psychology Chapter 1&2

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The vast majority of psychologists study
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everyday behaviors and feelings
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The pursuit of knowledge for its own sake is called
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basic science
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a complex explanation based on findings from many studies is a
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theory
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the concept of \”unconscious determinants of behavior\” is associated with
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sigmund fraud
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a hypothesis is
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-educated guess -scientifically tested -part of the scientific method
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the first modern pyshcologist was
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wilhelm wundt
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sir francis galton contributed to the development of the
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personality test
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abraham maslow and carl rogers are associated with
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humanistic pyschology
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Psychologists who use psychological principles to solve immediate problems are practicing
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applied science
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participants in an experiment who are exposed to the independent variable make up what group?
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experimental
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the most commonly used measure of central tendency is the
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mean
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when neither the participants nor the experimenter knows which group of participants is the experimental one is known as a
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double blind study
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in _____ studies psychologists study the same group of participants at regular intervals over a period of years
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longitudinal
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the variable that experimenters manipulate is called the ______ variable
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independent
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a measure of the degree of relatedness between two variables is
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correlation
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the cardinal rule of naturalistic observation is to
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avoid disturbing the participants
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when researchers unwittingly bring bout the situation they expected to find, they have created a _______
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self-fulfilling prophecy
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which of the following uses rectangles to show frequency distribution
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frequency polygon
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on a normal curve, the center of the range of scores is represented by the
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mean
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the total group from which a sample is drawn
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population
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arranging data so you know how often a score occurs
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frequency distribution
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graph that demonstrates the direction of the relationship between two variables
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scatterplot
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provides an equal chance of being represented in a study
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random sample
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the relationship between two sets of variables or data
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correlation
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representative of various subgroups of the population
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stratified sample
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a statistic that describes the direction and strength of the relationship between two sets of variables or data
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correlation coefficient
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a symmetrical belll shaped curve
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normal curve
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the listing and summarizing of data in a practical way
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descriptive statistics
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method of collecting data through interviews and questioniars
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survey
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a measure of variability that describes the average distance of every score from the mean of scores
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a group of participants to whom and independent variable is applied

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