TSHPS Psychology's Statistics Terms
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Frequency Distribution | show 🗑
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| show | Graphed frequency distribution.
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| The "normal score." | show 🗑
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| show | The mathematical average of a distribution, obtained by adding the scores and then dividing by the number of scores.
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| Median | show 🗑
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| show | The most frequently occurring score or scores in a distribution.
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| Normal Distribution | show 🗑
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| show | A distribution that is distorted or skewed.
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| show | Tail on left, more data on the right than in normal curve, mean skewed to left or lower values.
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| show | Tail on right. More data on the left than in normal curve. Mean skewed to the right or higher values.
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| show | Difference between the highest and lowest scores in a distribution.
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| show | Computed measure of how much scores vary around the mean score of a distribution.
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| 1 Standard Deviation on Normal Curve | show 🗑
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| Within 1 SD on NC | show 🗑
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| show | 47.5% of scores.
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| Within 2 SD on NC | show 🗑
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| 3 SD on NC | show 🗑
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| show | 99% of scores.
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| show | Comparative statistic that compares a score to perfect score of 100 points.
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| show | Comparative statistic that compares a score to other scores in an imaginary group of 100 individuals.
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| show | Statistics that can be used to make a decision or reach a conclusion about data.
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| show | A Test that compares the means of 2 groups.
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| show | A Test that compares the means of 3 or more groups.
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| show | A statement of likelihood that the difference occurred by chance (p value). Psychology studies must be less than 5% probability of difference occurring by chance.
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