Ch 4 Review

Front

Statistical Data Definition

Back

A question where there are multiple answers.

i.e. What are the shoe sizes of the LA Lakers?

Front

Non-Statistical Data

Back

A question that has one exact answer

i.e. How much time did you spend watching tv last night?

Front

Experimental Study

Back

A study in which a change is made and then data is gathered from it.

ex. Think an experiment with a control group

Front

Observational Study

Back

A study in which you change nothing. You just observe an outcome.

ex. Asking your friends if they watch Squid Games.

Front

Primary Source

Back

When you conduct an experiment or survey - you are the primary source. aka when you have direct contact with the data

Front

Secondary Source

Back

When you work with data from the internet, magazine, publish articles, or books.

Front

Sample

Back

When you survey a group from an entire population.

ex. Surveying 20 classrooms out of the entire school

Front

Population

Back

The entirety of the group you would be surveying from.

ex. The population of LSE

Front

Response Bias

Back

a bias that comes from people answering a question the way they think you want them to answer versus how they actually feel

Front

Measurement Bias

Back

a bias that comes from a measurement that favors a particular result and systematically overstates or understates the true value of the measurement

ex. Do you want the cornhuskers to stay at UNL or should they go to UNO?