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I__. - International Military Testing Association

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lower) than those of soldiers who reported that they never supervise other soldiers. These results for<br />

supervisory experience are slightly different than those obtained for supervisory training, where the<br />

largest mean differences were found for the M-Effectiveness score. Perhaps this is because supervisory<br />

experience sometimes involves making mistakes and leaming from the consequences of these mistakes<br />

(i.e., learning to identify ineffective responses), but supervisory training is more likely to focus on the<br />

identification of effective supervisory responses.<br />

Table 4<br />

Mean Situational Judgment Test Scores for Soldiers With Different Levels of<br />

Supervisory Training and Experience<br />

N M-Eff. L-Eff. M-L Eff.<br />

Attendedone or more supervisory schools 560-603 4.97 3.50 1.47<br />

-7<br />

Attendedno supervisory school 327-371 4.81 3.62 1.20<br />

How often required to supervise other soldiers:<br />

Never 87199 4.87 3.63 1.23<br />

Sometimes fill in for regular supervisor 294-327 4.86 3.58 1.29<br />

Often fili in for regular supervisor 125-135 4.90 3.53 1.38<br />

Regularly supervise other soldiers 391415 4.96 3.49 1.47<br />

Conclusions<br />

The results of the field test of the SJT indicate that this test is appropriately difficult for the target<br />

sample. The five scoring procedures that were explored all resulted in scores with a reasonable amount<br />

of variance among the soldiers in this sample. Internal consistency reliabilities were also quite high.<br />

Based on all of the psychometric properties examined, the most promising score appears to be M-L Effectiveness,<br />

which has an internal consistency reliability of .75.<br />

The preliminary information obtained concerning the construct validity of the SJT provides evidence<br />

that the SJT is a valid measure of supervisory job knowledge. The correlations of SJT scores with the<br />

other job performance measures provide some support for the construct validity of the SJT. However, the<br />

SJT also has moderate correlations with several measures of technical performance and with promotion<br />

rate. Mean SJT scores for soldiers with different levels of supervisory experience and training indicate<br />

that the knowledge or skill measured by the SJT is, to some extent, learned on the job and in supervisory<br />

training.<br />

REFERENCES<br />

Motowidlo, S. J., Dunnette, M. D., & Carter, Cl. W. (in press). An alternative selection procedure: The<br />

low fidelity simulation. Journal of Applied Psychology.<br />

Smith, I. L. (1983). Use of written simulations in credentialing programs. Professional Practice of<br />

Psychology, 4.2 l-50.<br />

Tenopyr, M. L. (1969). The comparative validity of selected leadership scales relative to success in<br />

production management. Personnel Psychology, 22,77-85.<br />

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