Shia measured the thickness of somebuttons. she graphed the results in aline plot.16 8,button thicknesses (in.)part a: suppose shia makes a stack of all thebuttons. how tall will the stack be? part b: suppose shia wants the stack to be2 inches high. how many buttonsthat are1 inch thick must be addedto the stack of buttons?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

Evaluate the expression. (9 + 5)(3 + 2)0

In each of the cases that follow, the magnitude of a vector is given along with the counterclockwise angle it makes with the +x axis. use trigonometry to find the x and y components of the vector. also, sketch each vector approximately to scale to see if your calculated answers seem reasonable. (a) 50.0 n at 60.0°, (b) 75 m/ s at 5π/ 6 rad, (c) 254 lb at 325°, (d) 69 km at 1.1π rad.