Price Action Strategies. In simple terms and from a traderâs perspective, price action refers to any change in prices, that is viewed on any type of price chart and on any time frame. The idea of price action trading concerns the analysis of basic price movement as a method for financial investment. 1. Overview of Price Action.
Experimenter Effects. To overcome this extraneous variable, a double-blind procedure may be used. A double blind procedure is where neither the participants nor the researcher conducting the experiment, knows which participants are in experimental or control group.
There should be three categories of variables in every experiment: dependent, independent, and controlled. Dependent -- is what will be measured; it's what the investigator thinks will be affected during the experiment.For example, the investigator may want to study coffee bean growth.efine the Variables. There should be three categories of variables in every experiment: dependent, independent, and controlled. Dependent -- is what will be measured; it's what the investigator thinks will be affected during the experiment. For example, the investigator may want to study coffee bean growth.