Come pleat the table to represent each part of the formula. The data values have been put in ascending order.

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X, (X, - x) 2
30 ?
32 ?
33
35
49
50
50
71
73
77

xbar = 50

X, (X, - x) 2
30 (30 -50)^2 = 400
32 (32 - 50)^2 = 324
33 (33- 50)^2 = 289
35 (35- 50)^2 = 225
49 (49 -50)^2 = 1
50 (50 -50)^2 = 0
50 (50 -50^2 = 0
71 (71 -50)^2 = 441
73 (73 - 50)^2 = 529
77 (77 -50)^2 = 729