DEFINITION:<br /></p><p>A collection of conditions joined together via composition (ANDed) and/or optionality (ORed) to form a logical expression upon which the execution of an activity is based or upon which the cessation of a repeated activity is based, where components of the group may include other activities, observation results and/or other criterion groups, and where both the criterion group and it's components are defined as part of the global library.<br /></p><p><br /></p><p>EXAMPLE(S):<br /></p><p>(A and (B or C)), where A might be an activity, B and C might be 2 different observation results, and the two sets of parentheses are 2 criterion groups, one inside (a component of) the other. <br /></p><p><br /></p><p>OTHER NAME(S):<br /></p><p><br /></p><p>NOTE(S):<br /></p><p>A criterion group represents the parentheses around a set of criteria in a logical expression.<br /></p>