Juan is a teacher who wants to see how similarly his students' test scores are to one another. In analyzing his students' grades, Juan discovers that 50 percent of his students' scores lie over 2 standard deviations from the mean. Assuming that the class average is a C, Juan's finding indicates that .

question

what is the value of the third quartile of the data set represented by this box plot? a. 19 b. 21 c. 26 d. 29

answer

c

are you an artist's daughter? cuz dang you a fine piece of art, girl.

the answer is: d) o, f, and kr.

atomic radius of bromine (br) is 114 pm.

atomic radius of oxygen (o) is 73 pm.

atomic radius of fluorine (f) is 72 pm.

atomic radius of krypron (kr) is 112 pm.

the atomic radius of a chemical element is a measure of the size of its atom.

the atomic radius varies with increasing atomic number, but usually increases because of increasing of number of electrons.

the atomic radius decreases across the periods because an increasing number of protons, because greater attraction between the protons and electrons.