A researcher is interested in the reaction time of college students under high cognitive load. The students are asked to remember a random number sequence. While trying to remember the number sequence, the students are instructed to press the space key after they hear a tone on the computer. The researcher measures the time between when the tone occurs and when the space key is pressed. The variable being measured is a ___________ variable.

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Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.