Data & Statistics in Psychology Flashcards

Data & Statistics in Psychology Flashcards
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Types of Research Study Designs
Descriptive
Correlational
Experimental
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Statistical Analysis
A method for assessing data trends. Includes descriptive analysis and inferential analysis.
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Statistical Significance
A result with less than a 5% chance of taking place by place is statistically significant.
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Mode
The mode is the number in a set that occurs most frequently. Grouped with mean and median as a measure of central tendency in data.
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Median
Part of the central tendency of data. The median refers to the number located directly in the middle of a numerical set.
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Mean
The mean is like the average of a group of numbers. You find it by adding numbers together and then dividing by the initial amount of numbers.
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Validity in Psychological Studies
The validity of a study relates to how legitimate the study is. It checks that results relate to the proper variables. Along with reliability, it makes sure studies test what they set out to examine.
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Reliability in Psychological Studies
Reliability in a study means that it provides accurate and consistent results.
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Flashcard Content Overview

You can work with these flashcards when you're ready to review correlational, descriptive and experimental psychological studies. You can also review the factors that affect studies, like reliability and different types of validity. Furthermore, you'll be able to go over statistical analysis, different kinds of statistics and central tendencies of data.

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Reliability in Psychological Studies
Reliability in a study means that it provides accurate and consistent results.
Validity in Psychological Studies
The validity of a study relates to how legitimate the study is. It checks that results relate to the proper variables. Along with reliability, it makes sure studies test what they set out to examine.
Mean
The mean is like the average of a group of numbers. You find it by adding numbers together and then dividing by the initial amount of numbers.
Median
Part of the central tendency of data. The median refers to the number located directly in the middle of a numerical set.
Mode
The mode is the number in a set that occurs most frequently. Grouped with mean and median as a measure of central tendency in data.
Statistical Significance
A result with less than a 5% chance of taking place by place is statistically significant.
Statistical Analysis
A method for assessing data trends. Includes descriptive analysis and inferential analysis.
Types of Research Study Designs
Descriptive
Correlational
Experimental
Correlational Study
Correlational studies aim to determine the connection between at least 2 variables, such as overall happiness and time spent on recreation.
Experimental Research
Individuals working on experimental research work with independent and dependent variables.
Descriptive Study
This type of study just focuses on collecting lots of data and can include case studies. Can lead to correlational and experimental studies.
Causation
The term used when referring to one variable that causes an effect in a different variable.
Internal Validity
This type of validity ensures that the relationship between studied actually exists.
External Validity
A form of validity that deals with making certain the study is valid for the population as a whole, and not just the people involved in the study.
Descriptive Statistics
A type of statistics used to describe data. These statistics often involve averages. An example includes your GPA.
Inferential Statistics
Statistics that allow individuals to make conclusions based on data. Researchers can use this kind of statistic when they're trying to prove or disprove a hypothesis.

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