1. Maintenance Sheet 21 Due Friday

2. I can determine the different sampling techniques used in real life.

3. A measure of how many times an event occurs
I can determine the different sampling techniques used in real life.
Term
Definition
Frequency
A measure of how many times an event occurs
Frequency Table
a data display that shows how often item occurs in a data set
Survey
a method of collecting information (data)
Convenience Sampling
choosing individuals that are easiest to reach

4. in data collection, the group of interest
I can determine the different sampling techniques used in real life.
Term
Definition
Voluntary Response
sampling occurs when people themselves choose to respond to a general appeal.
biased Sample
data collected from a group whose opinions do not best represent the entire population
Population
in data collection, the group of interest

5. I can determine the different sampling techniques used in real life.
Definition
Sampling
collecting data from a subset of a population
Random Sample
data collected form a subset of a population that is chosen randomly
Representative Sample
in data collection, a sample whose values are representative of the entire population
Inference
an informed guess based on evidence
Data
information collected for observation or analysis