Keyboard Configuration and Size
The data shown below were taken from a 2 × 3 factorial experiment to examine the effects of factor A (keyboard configuration,3 levels)and factor B (keyboard size,2 levels)on typing speed.Each cell consists of the times needed for each of 4 randomly assigned keyboardists to type a standard document under each set of conditions (in minutes). 
-{Keyboard Configuration and Size Narrative} Test at the 5% significance level to determine if time differences exist among the keyboard sizes.
Definitions:
Expected Payoff
The average outcome or result anticipated from a given action, decision, or investment, after considering all possible outcomes and their probabilities.
Graphic Design
The art of combining text and pictures in advertisements, magazines, books, and more.
Expected Payoff
The predicted value of a variable, taking into account all possible outcomes and their probabilities.
Perfect Information
A situation in decision theory or games in which all participants have complete and accurate information about all aspects of the game or decision scenario.
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