the aim of this study was to compare the effect of self-control, frequent and reduced feedback of kr on children's learning skill of throw targeting in aleshtar city. for this purpose, 60 subjects were selected and assigned through step-by-step random method to three groups of self-control, frequent, and reduced. they performed the task of targeting through throwing in two steps of acquisi...

the present study aims to determine the psychometric characteristics of the watson–glaser critical thinking test among employees in the iranian national oil company. for this purpose, 380 employees referred to ‘the assessment center’in 1390-91 were selected through random sampling method  . the research method is a descriptive – instrument maling one. in which two tests were used:  1)watson–gla...

this study was conducted to seek the opinion of walnut producers on barriers affecting the success of producers to found production cooperatives regarding horticultural products in tuyserkan township, iran. a sample of 234 walnut producers were randomly selected through multistage cluster sampling technique. descriptive- correlation research method was used in this study which has been implemen...