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• Information


  a news of knowledge received or given by someone.
• Primary Sources


  are created at the time of an event.
• Primary Sources


  a document or record containing firsthand information.
• Primary Sources


  examples are archives, museum, online databases, libraries, autobiography, journal, diaries, speeches, newspapers, magazine, etc.
• Autobiography


  the biography of oneself narrated by oneself.
• Secondary Sources


  secondhand published accounts that are created after primary source.
• Secondary Sources


  examples are articles, books, biography, history textbook, dissertations.
• Biography


  about someone's life written by someone else.
• Primary Sources


  archives
• Primary Sources


  museum
• Primary Sources


  online databases
• Primary Sources


  libraries
• Primary Sources


  journals
• Primary Sources


  autobiography
• Primary Sources


  diaries
• Primary Sources


  speeches
• Primary Sources


  newspaper
• Primary Sources


  magazines
• Primary Sources


  paintings
• Secondary Sources


  biography
• Secondary Sources


  books
• Secondary Sources


  articles
• Secondary Sources


  history textbook
• Secondary Sources


  dissertations
• Secondary Sources


  encyclopedias
• Secondary Sources


  documentaries
• Primary Sources


  are the original information.
• Secondary Sources 


  are not the original information.
• Variables


  any concept that represents a vacation within a class of objects
• Independent Variables


  causes changes in a phenomenon or situation.
• Independent Variables


  Ex: Amount of direct sunlight a plant receives.
• Dependent Variables


  effects brought by the independent variables.
• Dependent Variables


  Ex: plant health
• Categorical variables


  classified into categories
• Categorical variables


  ex: hair color, marital status, eye color, blood type, etc.
• Categorical variables


  hair color
• Categorical variables


  eye color
• Categorical variables


  marital status
• Categorical variables


  blood type
• Numerical Variables


  variables that have numeric values.