As part of a survery, 20 college graduates and 17 non graduates were asked. As p

Question

As part of a survery, 20 college graduates and 17 non graduates were asked.

As part of a survery, 20 colege graduates and 17 non-g the stem-and-leaf display below. Answer the questions that folow. raduates were asked, ,ow many hours ad you spend at your oblast week?" The results are shoann Number of hours at work Graduates Non graduates 98773111000114799 12568 882 Key: 22 26 a) Whet ware the ranges for the two groups (b) Which group had the higher median namber of hours? O Graduates ONon-graduates The metians were the same (el which group hod more responsas in the 503 han-graduates Each had the same

Explanation / Answer

Ranges for graduates (58-22)=36

Range for non graduates =(54-26)=28

Median for graduates = 37.5 and for non-graduates = 39

Thus median for non-graduates is higher

Graduates have more responses in the 50s

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