Consider two securities, A and B. Securities A and B have a correlation coefficient of 0.35. Security A has standard deviation of 12%, and security B has standard deviation of 25%. Calculate the covariance between these two securities.

What are correct trigonometric ratios that could be used to determine the length of ln

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

10 points? ? +++ me asap gabriella uses the current exchange rate to write the function, h(x), where x is the number of u.s. dollars and h(x) is the number of euros, the european union currency. she checks the rate and finds that h(100) = 7.5. which statement best describes what h(100) = 75 signifies? a) gabriella averages 7.5 u.s. dollars for every 100 euros. b) gabriella averages 100 u.s. dollars for every 25 euros. c) gabriella can exchange 75 u.s. dollars for 100 euros. d) gabriella can exchange 100 u.s. dollars for 75 euros.