Question: Consider these sample data: x1 = 1, x2 = 7, x3 = 4, x4 = 5, x5 = 10, x6 = 15, x7 = 8,

Consider these sample data: x1 = 1, x2 = 7, x3 = 4, x4 = 5, x5 = 10, x6 = 15, x7 = 8, x8 = 12.

a. Find n.

b. Compute xi .

c. Determine x¯

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