Statistics and Research Methods: Understanding Experiments and Observational Studies, Quizzes of Statistics

Definitions and notes on various terms related to data gathering and statistical analysis, including the goals of data collection, methods for gathering data, types of studies, and considerations for selecting samples and assigning subjects to treatment groups in experiments. It also discusses the differences between observational and experimental studies and the potential limitations of each.

Typology: Quizzes

2012/2013

Uploaded on 02/11/2013

dashonna
dashonna 🇺🇸

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TERM 1
goal of gathering data
DEFINITION 1
to study some measure from the population
TERM 2
method pertaining to gathering data
DEFINITION 2
choose a sample, get the data, compute statistic
TERM 3
you calculate a statistic to predict for the
__?
DEFINITION 3
parameter
TERM 4
2 types of studies
DEFINITION 4
1) Experiment2) Observational study
TERM 5
how do you select the subjects for your
sample in an experiment
DEFINITION 5
randomly
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goal of gathering data

to study some measure from the population

TERM 2

method pertaining to gathering data

DEFINITION 2

choose a sample, get the data, compute statistic

TERM 3

you calculate a statistic to predict for the

__?

DEFINITION 3

parameter

TERM 4

2 types of studies

DEFINITION 4

1) Experiment2) Observational study

TERM 5

how do you select the subjects for your

sample in an experiment

DEFINITION 5

randomly

how do you assign subjects to treatment

groups in an experiment

random assigment

TERM 7

real control of the situation: randomly select,

randomly assign, collect data & analyze

DEFINITION 7

experiment

TERM 8

Observe explanatory & response var. without

doing something to the subject

DEFINITION 8

Observational study (Non experimental)

TERM 9

looks at what has already happened

DEFINITION 9

retrospective study

TERM 10

looks at what will happen going forward

DEFINITION 10

prospective study