An ore sample contains 2,000 milligrams of a radioactive material. it has a half life of 1 day. this means that each day, the amount of material is one half of what it was the day before. how much will be in the sample on the eighth day?

Create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1.

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

What is the slope of the line that contains the points (-2,1) and (0,-3)