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Quasi means
Quasi means
Seeming like
It may resembles experiments but lack the required manipulation of antecedent conditions and/or random assignment to condition
It may resembles experiments but lack the required manipulation of antecedent conditions and/or random assignment to condition
Quasi experiments
They use it to study the effects of preexisting antecedent conditions life events or subject characteristics on behavior
They use it to study the effects of preexisting antecedent conditions life events or subject characteristics on behavior
Quasi experiments
Means after the fact
Means after the fact
A researcher examines the effects of already existing subject variables on a DV but does not manipulate them.
A researcher examines the effects of already existing subject variables on a DV but does not manipulate them.
Often used to learn more about the behavioral outcomes of individual differences in psychological functioning and personality processes
Often used to learn more about the behavioral outcomes of individual differences in psychological functioning and personality processes
It compares the effect of treatments on preexisting groups of subjects
It compares the effect of treatments on preexisting groups of subjects
This design is useful when researchers want to study the effects of treatment in natural settings
This design is useful when researchers want to study the effects of treatment in natural settings
The same group of subject is measured at different points of time to determine the effect of time on behavior
The same group of subject is measured at different points of time to determine the effect of time on behavior
Subject at different developmental stages (classes) are compared at the same point of time
Subject at different developmental stages (classes) are compared at the same point of time
Useful when we want to assess whether the occurrence of an event increases or decreases the existing level of persons behavior.
Useful when we want to assess whether the occurrence of an event increases or decreases the existing level of persons behavior.
The result may be confounded by practice effects due to less anxiety during the posttest and learning caused by review of pretest answers.
The result may be confounded by practice effects due to less anxiety during the posttest and learning caused by review of pretest answers.
A study designed to determine the degree of relationship between two traits, behavior or events
A study designed to determine the degree of relationship between two traits, behavior or events
Researcher often use this to explore behaviors that are not yet well understood
Researcher often use this to explore behaviors that are not yet well understood
Which suggest that a braun that is more intellectually engaged can better withstand neurodegenerative damage
Which suggest that a braun that is more intellectually engaged can better withstand neurodegenerative damage
Means how the relationship between x and y can be plotted as a line or as a curve
Means how the relationship between x and y can be plotted as a line or as a curve
Refers to whether the correlation coefficient is positive or negative
Refers to whether the correlation coefficient is positive or negative
Is the strength of the correlation coefficient, ranging from -1 to +1
Is the strength of the correlation coefficient, ranging from -1 to +1
Are a graphic display of pairs of data points on the x and y axes
Are a graphic display of pairs of data points on the x and y axes
Are extreme scores. They usually affect correlations by disturbing the trends in the data
Are extreme scores. They usually affect correlations by disturbing the trends in the data
It is the main idea of an experiment and a statement about a predicted relationship between two variables
It is the main idea of an experiment and a statement about a predicted relationship between two variables
Predicts how variables (events, traits, or behaviors) might be related, but not causally related
Predicts how variables (events, traits, or behaviors) might be related, but not causally related
It is a tentative explanation of an event or a behavior. A statement that predicts the effect of an independent variable on a dependent variable
It is a tentative explanation of an event or a behavior. A statement that predicts the effect of an independent variable on a dependent variable
Means that we prefer a simple hypothesis over one requiring many supporting assumptions
Means that we prefer a simple hypothesis over one requiring many supporting assumptions
Is reasoning from specific cases to general principles to form a hypothesis
Is reasoning from specific cases to general principles to form a hypothesis
Is reasoning from general principles to specific predictions. This approach is used to test the assumptions of a theory
Is reasoning from general principles to specific predictions. This approach is used to test the assumptions of a theory
It is finding something that was not being looked for
It is finding something that was not being looked for
Hypothesis that you did bot expect to find, but worked positively in your favor.
Hypothesis that you did bot expect to find, but worked positively in your favor.
It is knowing without reasoning, or unconscious problem-solving. It guides what we choose to study in an experiment.
It is knowing without reasoning, or unconscious problem-solving. It guides what we choose to study in an experiment.
Can provide helpful information about your topic. It is not an experiment but a statistical analysis of many similar studies
Can provide helpful information about your topic. It is not an experiment but a statistical analysis of many similar studies
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