Developing and validating multiple choice tests

The risk of a false positive HIV test in Africa, as elsewhere, is very small if the correct protocol is followed.

Some HIV antibody tests have been tested in Africa and found to be very accurate. For example, the Abbott Determine rapid test used widely in South Africa has a specificity of at least 98% (and in some studies has achieved close to 100%).

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The contribution of TB and malaria to false positives on todays tests is also negligible.Suggestions for category improvement are welcome; see bottom of this page to send suggestions.Check listed tool/vendor sites for latest product capabilities, supported platforms/servers/clients, etc; new listings are periodically added to the top of each category section; date of latest update is shown at bottom of this page.Because students are choosing from a set of potential answers, however, there are obvious limits on what can be tested with multiple choice items.For example, they are not an effective way to test students’ ability to organize thoughts or articulate explanations or creative ideas.

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