Statistics - Exam 3
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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| show | standard normal distribution
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| Value that serves as a best guess at the value of the population parameter | show 🗑
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| show | confidence interval
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| show | degree of confidence
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| value measuring some characteristic of a population | show 🗑
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| complete collection of people, objects, scores, etc. to studied | show 🗑
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| any sub collection of data drawn from a population | show 🗑
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| show | 1) central mean, median and mode
2) symmetric
3) curve never touches x axis
4) areas under curve represent probabilities
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| Concepts of the Central Limit Theorem: | show 🗑
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| Why use n-1 degrees of freedom? | show 🗑
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| show | narrow
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| As confidence interval increases results ___________. | show 🗑
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| Why are interval estimators better than point estimators? | show 🗑
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| show | s²
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| standard deviation of a sample symbol | show 🗑
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| variance of a population symbol | show 🗑
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| standard deviation of a population symbol | show 🗑
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| mean of a sample symbol | show 🗑
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| show | µ
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| proportion of a population symbol | show 🗑
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| proportion of a sample symbol | show 🗑
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