Examlex
Which of the following can be symbolized as: EG: R X O1
CG: R O2
Where,
X = the exposure of a group to an independent variable,treatment,event,the effects of which are to be determined
O = the process of observation or measurement of the dependent variable on the test units or group of units
R = the random assignment of test units or groups to separate treatments
CG = control group EG = experimental group
Standard Deviation
A measure of the amount of variation or dispersion of a set of values, indicating how much the individual values differ from the mean.
True Mean Yields
The actual average outcome or result produced over a particular period or through a series of processes.
Confidence Intervals
Statistical ranges, with a given probability, that are believed to contain the true value of an unknown population parameter.
Confidence Interval
An array of numerical figures, sourced from sampling data, thought to enclose the value of an unknown characteristic of a population.
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