Definitions in Statistics
We are given a list of examples and the second list of stats vocabulary. It's required to match them up.
* All people who drive on Highway 50
This corresponds to all the possible samples that can be taken in the study, thus it must be matched with e. Population
* The speed that a driver drives on Highway 50
From all the possible features we could observe, we select one of them. This feature is called the variable. a. Variable
* The average speed that the 250 randomly selected drivers drove on Highway 50
All the dataset is represented by a single number. This is called a parameter. d. Parameter
* The list of the 250 speeds that the drivers studied drove
All the speeds obtained in the study correspond to the Dataset, or simply the data. c. Data
* The 250 randomly selected drivers who were on Highway 50
From the population, only a portion was selected for the study. This corresponds to the sample. b. Sample
* The average speed that all drivers go on Highway 50
The main feature being measured and that justifies the whole study is the statistic. f. Statistic