Assessment uses data-gathering strategies, analyses, and reporting processes to provide information that can be used to determine whether or not intended outcomes are being achieved. Evaluation uses assessment information to support decisions on maintaining, changing, or discarding instructional or programmatic practices. This sub-group uses Assessment instruments and processes to collect data on many different attributes and performance characteristics. These instruments designed to collect the data may be placed into one of three broad categories: content knowledge, group and individual interests perceptions and attitudes and process information such as teamwork, design or measurement skills.