Which situation involves descriptive statistics?
a) the food cans have a mean shelf life of 14 months.
b) the study estimates that 10% of the fish died as a result of the drought.
c) according to a poll, about 12% of our customers have returned at least one item. d) the sample indicates that the mean weight of all the boxes is 3.3 kg.

9. (y^-5)^10y^10 a. y^-60 b. y^60 c. y^-150 d. y^150 find the simplified form of each expression. 10. (4/7^5)^2 a.8/14^10 b.16/49^25 c.16/49y^10 d.8/14y^25 11. determine if the number 3.43 times 10^-6 is written in scientific notation. if not, explain. a. yes; the number is written scientific notation. b. no; the first factor is not a number between 1 and 10. c. no; it is not written as a number times a power of 10

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4