This distribution of data is There appears to be
in the data between
24 and 42
The center of the data appears to be close to
The stemplot shows the number of football players who
attended optional weightlifting sessions.
Attendance at Weightlifting
0 68
1 5 5 6 6 7 8 9
2. 12234
3
4 22
5 1
Key: 115 = 15 players

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)