On October 9th, 2007, the Dow Jones Industrial Average (DJIA) was at its highest value of 14,164.53. Almost 1.5 years later, on March 9th, 2009, the DJIA reached a low of 6,547.05. What was the percent change in the DJIA from October 9th, 2007 to March 9th, 2009? Round your answer to the nearest tenth of a percent. Be sure to include a negative sign in front of the percent, if appropriate.

With alll of except for the 2 that i did already

In a study of the relationship between socio-economic class and unethical behavior, 129 university of california undergraduates at berkeley were asked to identify themselves as having low or high social-class by comparing themselves to others with the most (least) money, most (least) education, and most (least) respected jobs. they were also presented with a jar of individually wrapped candies and informed that the candies were for children in a nearby laboratory, but that they could take some if they wanted. after completing some unrelated tasks, participants reported the number of candies they had taken. it was found that those who were identiď¬ed as upper-class took more candy than others. in this study, identify: (a) the cases, (b) the variables and their types, (c) the main research question, (d) identify the population of interest and the sample in this study, and (e) comment on whether or not the results of the study can be generalized to the population, and if the ď¬ndings of the study can be used to establish causal relationships.

Which numbers have the same absolute value? choose all that apply. asap will mark at brainliest