If a Hershey's Chocolate allows its lower level managers to aid in the decision making process because these managers are more aware of what is going on and need to develop their decision making skills, Hershey's Chocolate would use what approach?

a. Line decision making system

b. Centralized decision making system

c. Supremacy decision making system

d. Decentralized decision making system

Question 9 (2 points) Which of the following is false? ()a) Our statistical analysis will only show us correlation, not causation (b) We can demonstrate causation using statistical analysis cl We can infer causation by using theory. observation, or experiment design d) We can demonstrate correlation using statistical techniques e) Causal inference requires that we assume our estimate is unbiased5. Why would you choose a randomized group design over a matched group design. Discuss the advantages and disadvantages of both designs. 6. What type of study would require a multiple regression statistical analysis as opposed to a t-test statistical analysis. Give examples of a study that would require each analysis.Moving to another question will save this response. Question 4 Determine which branch of statistics was used to make the following statement. In 2011, there were 34 deaths from the avian flu predictive statistics O inferential statistics @ descriptive statistics differential statistics