According to Reardon and Reardon, in the ___ leadership style, leaders are performance and results oriented and communication mainly entails directing people toward various tasks.

commanding leadership style

Explanation:

In commanding leadership styles, leaders  usually don't prefer discussion in decision making , they make quick and fast decisions without discussion. In this style leaders just ordered and give straight order to meet the goals. Such leaders just focus end result and ready to adopt any direct strategy to meet goals.  

answer; the coefficient of determination;