Which of the following statements are TRUE for the child dependency ratio for the West region? Select all that apply . A. 31.7% of the people are children in the West region. B. 31.7% of the workers are children in the West region.
C. There are 317 children for every 1000 people in the West region.
D. There are approximately 32 children for every 100 workers in the West region.
E. There are 317 children for every 1000 workers in the West region.
F. None of the above statements is true.

If δmtv is reflected across the y-axis, what are the resulting coordinates of point m? a) (-2, 5) b) (-5, 2) c) (5, -2) d) (-2, -5)

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two