Compare the probabilities of choosing a seventh grader or an eighth grader .is a person from one grade more likely to be chosen ? how do you know show work

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

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36

Awavelength of 610 nm was found to be the most intense wavelength emitted by copper. answer the following questions about this wavelength of light. a) what is this wavelength in cm? b) what is the frequency that corresponds to this wavelength? c) what is the energy of light of this wavelength? d) what is the wavenumber corresponding to this wavelength?