Tag Archives: Food security

SELECTING A CONTROL GROUP IN EVALUATIONS/ RANDOMIZED CONTROL TRIALS

There has been debate in various quarters of the Research, Monitoring and Evaluation field over the importance of control groups particularly when planning or conducting evaluation. For many project managers, the process of planning both mid-term and end-term evaluations remains a challenge. The big question for them always is whether to use a control group and subsequently, how to choose a suitable one. Let’s take a look at what a control group is, the need for one, and how to select an appropriate group.

What is a control group and why is it important?

When rolling out an intervention targeted at any particular group, there are set objectives that need to be accomplished. These are usually the expected outcomes of the project. A control group is usually a group that is homogenous to the targeted group, but which does not benefit from the intervention. A control group serves to establish Continue reading

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