You hold a diversified $

$1$

$0$

$0$

$,$

$$ooo portfolio consisting of

$2$

$0$

$$stocks with $

$5$

$,$

$0$

$0$

$0$

$$invested in each. The portfolio's beta is

$1$

$.$

$1$

$2$

$.$

$$You plan sell a stock with

$$

$=$

$0$

$.$

$9$

$0$

$$and use the proceeds to buy a new stock with

$$

$=$

$1$

$.$

$5$

$0$

$.$

$$What will the portfolio's new beta be

$?$

$$Do not round intermediate calculations. a

$.$

$1$

$.$

$3$

$1$

$0$

$$b

$.$

$1$

$.$

$1$

$6$

$5$

$.$

$$c

$.$

$1$

$.$

$1$

$9$

$5$

$$d

$.$

$1$

$.$

$1$

$5$

$0$

$$e

$.$

$1$

$.$

$5$

$0$

$0$