giving brainly if correct. worth 50-100 points!! show work please. answering all is preferred!!
1. find Alex's average daily time changes.
a. 26 s per day
b. 4 s per day
c. 3 s per day
d. -3 s per day
2. find Marian's average daily time changes
a. 1 s per day
b. -7 s per day
c. -1 s per day
d. 13 s per day
3. find Brenda's average daily time changes
a. -5 s per day
b. -18 s per day
c. 5 s per day
d. 6 s per day
4. find Stevens average daily time changes
a. 2s per day
b. -2s per day
c. -14s per day
d. 14s per day
5. out of the four people, who improved the most?
