Statistics queation a.4

Statistics
Tutor: None Selected Time limit: 1 Day

Apr 29th, 2015

Travel time1 Travel time2   d
28 26 2
27 32 -5
25 26 -1
28 24 4
30 33 -3
33 32 1
31 27 4
25 29 -4
32 30 2
27 31 -4
  dbar = -0.4

Apr 29th, 2015

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