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.
The purpose of a hypothesis is to find the answer to a question. A formalized hypothesis will force us to think about what results we should look for in an experiment. The first variable is called the independent variable. This is the part of the experiment that can be changed and tested. The independent variable happens first and can be considered the cause of any changes in the outcome. The outcome is called the dependent variable.