At a school of 1,500 students, 20% are left-handed. A student randomly selects 200 students and obtains 22% left-handed students. A second student takes another random sample of 250 students and obtains 27% left-handed students.

(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

According to the data set, where should the upper quartile line of the box plot be placed?

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ac=26 and ch=8, find bh.