Let Z be a standard normal variable. Find P(-0.86 < Z < 2.25). a) 0.1980
b) 0.7929
c) 0.7898
d) 0.7884
e) 0.7742
f) None of the above.

(01.02 lc) angle abc has point e on ray ba and point d on ray bc. points e and d are equidistant from point b. to bisect angle abc, which of the following needs to be identified for the construction? the distance between points e and d the point in the angle that is equidistant from points e and d the endpoint of rays ba and bc the point outside of the angle that is equidistant from points e and d

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Aflagpole broke in a storm. it was originally 8 1 81 feet tall. 2 8 28 feet are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground some distance away. how far away is the end of the pole from the base of the pole along the ground?