If a data set has mean of 150 and a standard deviation of 25, what is the z-score of an element with a value of 250?

Pj is decorating pupcakes for rocky's birthday party. her color scheme is black, purple, and green. she will use this spinner to determine the color of sprinkles on each pupcake. which model shows the probability of randomly landing on each color?

Consider the following equation. 1/2x^3+x-7=-3sqrtx-1 approximate the solution to the equation using three iterations of successive approximation. use the graph below as a starting point. a. b. c. d.

Me i'm timed right now! a. (0,-5)b. (0,-3)c. (0,3) d. (0,5)