Unit 1 Vocab Quiz

_______________ is the art and science of dealing with data.

• statistics

• experiment

• observational study

• variables

________________ ___________________ have numerical values.

• population

• quantitative variables

• categorical variables

• observational study

An ________________ ____________________ observes individuals and measures variables of interest but does not attempt to influence the responses.

• simulation

• observational study

• experiment

• variable

____________________ is the entire group of individuals about which we want information.

• statistics

• variable

• sample

• population

An _______________________ deliberately imposes some treatment on individuals in order to observe their response.

• observational study

• survey

• experiment

• sample

__________________ ____________________ places individuals into one of several groups or categories.

• categorical variables

• observational study

• quantitative variables

• experiments

___________________ are characteristics of an individual.

• populations

• variables

• samples

• statistics

____________________ is the part of the population from which we actually collect information.

• statistics

• variable

• population

• sample