Results 271 to 279 of about 38,249,777 (279)
Some of the next articles are maybe not open access.

A study of variability in arithmetic.

Journal of Educational Psychology, 1925
John R. Clark, E. Leona Vincent
openaire   +1 more source

Studying Difficult to Study Variables

2017
openaire   +1 more source

The Study of Phenotypic Variability

2005
Benedikt Hallgrímsson   +2 more
openaire   +1 more source

Variables in Experimental Studies

2017
Mildred L. Patten, Michelle Newhart
openaire   +1 more source

Variables in Nonexperimental Studies

2016
openaire   +1 more source

Hypotheses and variables of the study

Acta Psychiatrica Scandinavica, 1983
openaire   +1 more source

Variables in Nonexperimental Studies

2017
Mildred L. Patten, Michelle Newhart
openaire   +1 more source

Variables in Experimental Studies

2016
openaire   +1 more source

Measuring Study Variables

2019
openaire   +1 more source
auxiliary variable
bias
mean squared error
auxiliary information
mean square error
percent relative efficiency
ranked set sampling
non-response
genome-wide association study
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