The degree to which objectives are achieved and the extent to which targeted problems are solved. In contrast to efficiency, effectiveness is determined without reference to costs and, whereas efficiency means "doing the thing right," effectiveness means "doing the right thing."

Use effectiveness in a sentence

  • Further analyzes are being conducted to determine the cost effectiveness of CT scanning in patients not admitted to hospitals in the current area.

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  • The effectiveness of the new software was pleasing to the whole team as it was a joy to use by all.

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  • Being able to correctly figure out the effectiveness of each employee will let you know which to promote and which to let go.

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