The Answer to Alice Liddell's Size Line Graph

Times Alice's Height in Inches thru Time Differences
12:00 PM 67 67
12:15 PM 134 -24
12:30 PM 110 -76
12:45 PM 34 44
1:00 PM 78 22
1:15 PM 100 -50
1:30 PM 50 -25
1:45 PM 25 42
2:00 PM 67  

A negative number in the Differences' column means that Alice shrank that many inches between the quarter-hour time periods.

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© Derek Cumberbatch