Week 3- Sampling & Introduction to hypotheses Flashcards
1
Q
Sample
A
the subset of the population from which you are actually collecting data.
2
Q
Parameter
A
A numerical result summarizing a population (e.g., mean, proportion).
3
Q
Sampling unit
A
The individuals or groups included in the study.
4
Q
Census
A
an official count or survey of the whole population
5
Q
Sampling frame
A
the list of units from which a sample will be drawn
6
Q
Population
A
the list of units from which a sample will be drawn
Sampling frame
A collection of all items (of a group). The total number of people (or items) that could be sampled.
7
Q
Sampling distribution
A
A distribution created by drawing many random samples from the same population.
8
Q
A statistic
A
is a characteristic or measure obtained by using the data values from a sample.
