The return on the Rush Corporation in the state of recession is estimated to be -25% and the return on Rush in the state of boom is estimated to be 33%. The return on the Oberman Corporation in the state of recession is estimated to be 44% and the return on Oberman in the state of boom is estimated to be -16%. Given this information, what is the covariance between Rush and Oberman if there is a 0.70 probability that the economy will be in the state of boom and a 0.30 probability that the economy will be in the state of recession.

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.

Sue now has $125. how much would she have after 8 years if she leaves it invested at 8.5% with annual compounding? a. $205.83b. $216.67c. $228.07d. $240.08e. $252.08

Sally mitchell works as a manager at an environmental organization. she is currently working on a global warming project and decides which tasks related to creating awareness about the issue need to be done. in addition, she is also deciding which members of her team will work on engaging with the public and which will work on lobbying with the government. she is also assigning people as team members to ensure that tasks are undertaken on time. which of the following categories of functions is mitchell undertaking? envisioning organizing controlling planning