The drug enforcement agency (dea) is a example of a: state-level criminal justice b: federal-level criminal justice c: national- level criminal justice d: local-level criminal justice

Stocks a, b, and c are similar in some respects: each has an expected return of 10% and a standard deviation of 25%. stocks a and b have returns that are independent of one another; i. e., their correlation coefficient, r, equals zero. stocks a and c have returns that are negatively correlated with one another; i. e., r is less than 0. portfolio ab is a portfolio with half of its money invested in stock a and half in stock b. portfolio ac is a portfolio with half of its money invested in stock a and half invested in stock c. which of the following statements is correct? a. portfolio ab has a standard deviation that is greater than 25%.b. portfolio ac has an expected return that is less than 10%.c. portfolio ac has a standard deviation that is less than 25%.d. portfolio ab has a standard deviation that is equal to 25%.e. portfolio ac has an expected return that is greater than 25%.

Alarge university wanted to study the relationship between completing an internship during college and students' future earning potential. prom the same graduating class, they selected a random sample of 80 students who completed an internship and 100 students who did not complete an internship and examined their salaries five years after graduation. they found that there was a statistically higher mean salary for the internship group than for the noninternship group. which of the following interpretations is the most appropriate? a. there could be a confounding variable, such as student major, that explains the difference in mean salary between the internship and no internship groups. b. we cannot infer anything from these data since the distribution of salaries is likely right skewed. c. you cannot draw any valid conclusions because the sample sizes are different. d. more students should complete internships because having an internship produces a higher salary.

Interpreting the income tax expense footnote the income tax footnote to the financial statements of fedex corporation follows. the components of the provision for income taxes for the years ended may 31 were as follows: ($ millions) 2010 2009 2008 current provision domestic federal $ 36 $ (35) $ 514 state and local 54 18 74 foreign 207 214 242 297 197 830 deferred provisions (benefit) domestic federal 408 327 31 state and local 15 48 (2) foreign (10) 7 32 413 382 61 provision for income taxes $ 710 $ 579 $ 891 (a)what is the amount of income tax expense reported in fedex's 2010, 2009, and 2008 income statements?