ECO261, Inc sends many of its first-level managers to an off-site skills training course. Four different management development centers offer this course and have been used by ECO261, Inc. The HR director whether there is a significant difference in the quality of training offered at the four centers. independent random sample of five employees who were tained at each center was chosen. Based on perfromance evaluations and HR interviews each of the 20 employees were ranked on a scale from 1 to 100 in terms of supervisory skills. A score of 10 indicated superior supervisory skills. The ranks are shown below. Use a = 0.05 and test whether there is a significant difference among the quality of the training provided by the four programs. Training Providers
Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
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Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
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