3. A sample of 25 freshmen and senior students at a major university completed a survey...

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3. A sample of 25 freshmen and senior students at a majoruniversity completed a survey that extent of satisfaction with theparking situation on the campus (the higher the score, the greaterthe satisfaction).

                                 Freshmen

11             43               30               30                  45

41             12               40               42                  35      

45             25               10               33                  50

42             32               38               11                  47    

22             26               37               38                  10

                                Seniors

10            45              35                 28                 52

35            12              50                 40                 30

40            10              10                 38                 12

40            15              30                 20                 43

23            25              30                 40                 12            

Compute the median, mean and standard deviation scores for thesedata. Based on the measures of central tendency and dispersion,describe the change in the satisfaction with the parking servicebetween freshman and seniors. Make sure that you make a referenceto the possible shape of the underlying distributions for the twogroups and the change in them over the period of four years?                                                     5 Points

Answer & Explanation Solved by verified expert
3.8 Ratings (557 Votes)
freshman X X X 11 432640 30 3240 41 84640 42 104040 45 174240 33 1440 42 104040 11 432640 22 96040 38 38440 43 125440 45 174240 12 392040 35 10240 25 46240 50 331240 32 0040 47 231040 26 33640 10 475240 30 3240 40 67240 10 475240 38 38440 37 27040 X X X total sum 795 3902 n 25 25 mean Xn    See Answer
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