Question: Kindly answer this in a step by step format with explanation please, thanks. Trying to gain understanding here. 1.11 The following results on summations will

Kindly answer this in a step by step format with explanation please, thanks.

Trying to gain understanding here.

1.11 The following results on summations will help us in calculating the

1.11 The following results on summations will help us in calculating the sample vaiance s:. For any constant c, Use and (c) to show that 2 Y,

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