Statistics

Descrição

Quiz sobre Statistics, criado por Ashley Churchill em 20-01-2017.
Ashley Churchill
Quiz por Ashley Churchill, atualizado more than 1 year ago
Ashley Churchill
Criado por Ashley Churchill quase 8 anos atrás
1
0

Resumo de Recurso

Questão 1

Questão
What are the characteristics of an observational study?
Responda
  • Investigators observe subjects
  • Investigators measure variables of interest
  • Investigators control variables of interest

Questão 2

Questão
Descriptive Statistics...
Responda
  • Consists of methods for organizing and summarizing information.
  • Consists of methods for drawing and measuring the reliability of conclusions about a population based on information obtained from a sample of a population.
  • Includes the calculation of various descriptive measures such as averages, measures of variation, and percentiles.
  • Appeared after Inferential Statistics, historically.
  • Is interrelated with Inferential Statistics
  • Appeared before Inferential Statistics, historically.
  • Includes the construction of graphs, charts

Questão 3

Questão
hello
Responda
  • l
  • l5

Questão 4

Questão
A confounding variable is related both to group membership and to the outcome of interest. Its presence makes it hard to establish the outcome as being a direct consequence of group membership.
Responda
  • True
  • False

Semelhante

Statistics Key Words
Culan O'Meara
SAMPLING
Elliot O'Leary
FREQUENCY TABLES: MODE, MEDIAN AND MEAN
Elliot O'Leary
HISTOGRAMS
Elliot O'Leary
CUMULATIVE FREQUENCY DIAGRAMS
Elliot O'Leary
TYPES OF DATA
Elliot O'Leary
Population growth and structure
chlopandactyl
GROUPED DATA FREQUENCY TABLES: MODAL CLASS AND ESTIMATE OF MEAN
Elliot O'Leary
Statistics Vocab
Nabeeha Yusuf
Urban (re)development
Jess Molyneux
chapter 1,2 statistics
Rigo Sanchez