A random sample of students was asked whether they prefer milk, juice, or water. The results are summarized in the table. Milk Juice Water Total
Females
6
10
6
22
Males
8
11
4
23
Total
14
21
10
45
What is the approximate probability that a student's response was milk?
A. 0.140
B. 0.178
C. 0.311
OD. 0.571

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)