As part of its interview process, an employment agency tests the client's typing speed. The stem-and-leaf display below shows the results for the most recent clients, 18 of whom received a job offer and 17 of whom did not. Answer the questions that follow. Typing speeds (words per minute) Offer No offer 64 335 9654420 4 1788 211000 5 0345688 700 6 1566 Key: 3441 3 1333 5 (a) What were the ranges of typing speeds for the two groups? Offer No offer (b) Which group had the higher median typing speed? O Offer ONo offer The medians were the same (c) Which group had more typing speeds in the 50s? Offer No offer Each had the same