Data Data are Raw material Data are values of qualitative or quantitative variables, belonging to a set of items. Sample 23, 36, 60 male, female like, love, hate, favor Set of items Assistant Professor Burin Rujjanapan 444 Vajiravudh Damnoen Road, Tambon Prabaht, Amphoe Muang Lampang 52000
Information Data that (1) has been verified to be accurate and timely, (2) is specific and organized for a purpose, (3) is presented within a context that gives it meaning and relevance, and (4) that can lead to an increase in understanding and decrease in uncertainty. The value of information has ability to affect a behavior or decision.
Uses of information in a business Planning (Strategic) Recording (Bank) Controlling (Supervisor) Measuring (Over Time) Decision-Making - Strategic information.. for leader - Tactical information.. for manager - Operational information.. for operator
Characteristics of valuable information Accurate = ถูกต้อง Complete = สมบูรณ์ Economical = ประหยัด Flexible = คล่องตัว Reliable = น่าเชื่อถือ Relevant = ตรงประเด็น Simple = ง่าย Timely = ทันเวลา Verifiable = ตรวจสอบได้ Accessible = เข้าถึงได้ Secure = ปลอดภัย
System DataProcessingInformation - Questionnaire - Survey - Counting - See & Read - Talk & Listen - Receive - Summarizing - Ordering - Grouping - Selecting - Controlling - Calculating - Analyzing - Presentation