You are given a dataset of n non-negative numbers. write xi for the i’th number. you wish to model this dataset with an exponential distribution, with probability density function p. xj/ d ex. show the maximum likelihood estimate of is n

Closing a credit card usually _your debt ratio.a. increasesb. decreasesc. improvesd. has no effect on

Based on the diagram, match the trigonometric ratios with the corresponding ratios of the sides of the triangle. tiles : cosb sinb tanb sincposs matches: c/b b/a b/c c/a

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)