Vocabulary
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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| Statistics | the study of how to collect, organize, analyze, and interpret numerical imformation from data
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| Individuals | people or objects included in the study
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| Variable | the characteristic of the individual to be measured or observed
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| Quantitative variable | has a value or numerical measurement for which operations such as addition or averaging make sense
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| Qualitative variable | describes an individual by placing the individual into a category or group such as male or female
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| Population data | variable is from every individual of interest
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| Sample data | variable is from only some of the individuals of interest
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| Descriptive statistics | involves methods of organizing, picturing, and summarizing information from samples or populations
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| Inferential statistics | involves methods of using information from a sample to draw conclusions regarding the population
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| Nominal | We can put the data into categories
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| Ordinal | We can order the data from worst to best
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| Interval | We can order the data and also take the differences between the data values. Does not include zero
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| Ratio | We can order the data, take differences, and also fine the ratio between data values. Does include zero
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| Census | measurements or observations from the entire population are used
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| Sample | measurements or observations from a representative part of the population should be used
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| Observational study | observations and measurements of individuals are conducted in a way that doesn't change the response or the variable being measured
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| Experiment | a treatment is deliberately imposed on the individuals in order to observe a possible change in the response or variable being measured
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| Control group | group that receives a dummy treatment disguised as the real treatment
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| Confounding variables | variables taht might be an underlying cause of a change in response in the experiment group
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| Randomization | used to assign individuals to the treatment groups
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| Replication | reduces the possibility that the differences in pain relief for the two groups occured by chance alone.
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| Statistics | the study of how to collect, organize, analyze, and interpret numerical imformation from data
🗑
|
||||
| Individuals | people or objects included in the study
🗑
|
||||
| Variable | the characteristic of the individual to be measured or observed
🗑
|
||||
| Quantitative variable | has a value or numerical measurement for which operations such as addition or averaging make sense
🗑
|
||||
| Qualitative variable | describes an individual by placing the individual into a category or group such as male or female
🗑
|
||||
| Population data | variable is from every individual of interest
🗑
|
||||
| Sample data | variable is from only some of the individuals of interest
🗑
|
||||
| Descriptive statistics | involves methods of organizing, picturing, and summarizing information from samples or populations
🗑
|
||||
| Inferential statistics | involves methods of using information from a sample to draw conclusions regarding the population
🗑
|
||||
| Nominal | We can put the data into categories
🗑
|
||||
| Ordinal | We can order the data from worst to best
🗑
|
||||
| Interval | We can order the data and also take the differences between the data values. Does not include zero
🗑
|
||||
| Ratio | We can order the data, take differences, and also fine the ratio between data values. Does include zero
🗑
|
||||
| Census | measurements or observations from the entire population are used
🗑
|
||||
| Sample | measurements or observations from a representative part of the population should be used
🗑
|
||||
| Observational study | observations and measurements of individuals are conducted in a way that doesn't change the response or the variable being measured
🗑
|
||||
| Experiment | a treatment is deliberately imposed on the individuals in order to observe a possible change in the response or variable being measured
🗑
|
||||
| Control group | group that receives a dummy treatment disguised as the real treatment
🗑
|
||||
| Confounding variables | variables taht might be an underlying cause of a change in response in the experiment group
🗑
|
||||
| Randomization | used to assign individuals to the treatment groups
🗑
|
||||
| Replication | reduces the possibility that the differences in pain relief for the two groups occured by chance alone.
🗑
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