3. The average of the squared deviations from the arithmetic mean is called the A. standard deviation B. mean absolute deviation C. variance D. coefficient of variation 4. Belinda Bose is reviewing a newly proposed advertising campaign. Based on her 15 years' experience, she believes the campaign has a 75% chance of significantly increasing brand name recognition of the product. This is an example of assigning probabilities by the method. A. subjective probability B. relative frequency C. classical probability D. a priori probability 2 5. An event that cannot be broken down into other events is called A. an a priori event B. an elementary event C. a sample space D. an inter