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Sem título
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Perguntas do quiz (12)
1Statistics is the science of conducting studies to
- Asolve a system of equations
- Bhypothesize, experiment, and form conclusions
- Ccollect, organize, summarize, analyze, and draw conclusions from data
- Dmonitor, study, and report on a subject
2Variables with values that are determined by chance are called
- Aspecialized
- Brandom variables
- Cerratic variables
- Dinconsistent variables
3Which branch of statistics would employ probability to predict how many miles one would be able to drive a 2000 Toyota Celica during its lifetime?
- Apredictable statistics
- Bdescriptive statistics
- Cinferential statistics
- Ddifferential statistics
4A [blank_start]population[blank_end] consists of all subjects that are being studied.
- Apopulation
5The amount of time needed to run the Pittsburgh marathon is an example of which type of variable?
- Adiscrete
- Bqualitative
- Ccontinuous
- Dnone of the above
6A person's hair color would be an example of a quantitative variable.
- AVerdadeiro
- BFalso
7A [blank_start]discrete[blank_end] variable assumes values that can be counted.
- Adiscrete
8What level of measurement classifies data into mutually exclusive (non-overlapping), exhaustive categories in which no order or ranking can be imposed on the data?
- Anominal
- Bordinal
- Cinterval
- Dratio
9Rating a restaurant by a number of stars is an example of an ordinal level of measurement.
- AVerdadeiro
- BFalso
10If every 15th customer leaving a movie were surveyed, this would be an example of systematic sampling.
- AVerdadeiro
- BFalso
11If a researcher manipulates one of the variables and tries to determine how the manipulation influences other variables, the researcher is conducting a(n)
- Aobservational study
- Bexperimental study
- Cindependent study
- Dmanipulative study
12The [blank_start]frequency[blank_end] is the number of values in a specific class of distribution.
- Afrequency
Informações
- Descrição
- Quiz sobre Sem título, criado por Adrian Luther em 09-09-2017.
- Autor
- Adrian Luther
- Idioma
- English
- Visualizações
- 2
- Avaliação
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