Statistics

Beschreibung

Quiz am Statistics, erstellt von Ashley Churchill am 20/01/2017.
Ashley Churchill
Quiz von Ashley Churchill, aktualisiert more than 1 year ago
Ashley Churchill
Erstellt von Ashley Churchill vor mehr als 7 Jahre
1
0

Zusammenfassung der Ressource

Frage 1

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

Frage 2

Frage
Descriptive Statistics...
Antworten
  • 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

Frage 3

Frage
hello
Antworten
  • l
  • l5

Frage 4

Frage
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.
Antworten
  • True
  • False
Zusammenfassung anzeigen Zusammenfassung ausblenden

ähnlicher Inhalt

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