Hello! Any help is appreciated (:

yes

Step-by-step explanation:

This relation is a function

Each input value goes to only one output value so the relation is a function

Yes this is a function

Step-by-step explanation:

Hope this helps you have a wonderful afternoon

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify

change of stock price/initial stock price on friday * total stock value = change of stock value

0.89/73.73 *x = 42.72

x=3539.04 = total stock value at initial stock price on friday .

total stock value at initial stock price on friday/ initial stock price on friday = number of shares

3539.04/73.73 = 48 shares

they own 48 shares of this stock