please answer 10 and 11 :) thank you

of 10. Investments Table 13 gives the possible returns of two differ- ent investments and their probabilities. Calculate the means of the probability distributions to determine which invest- ment has the greater expected return. -$ lan Table 13 Investment A Investment B Return Probability Return Probability $1000 .2 -$2000 .2 $2000 .6 SO .2 $3000 .2 S4000 .6 17. Car at a red dra for fort 18. Carr fron Writ dete they of the 19. Life deter Hed $10, much In Exercises 11-14, find the expected value for the random variable having the specified histogram. 11. .4 .3 .2 accou .1 20. Life deter the m 2 3 4