Answer
$Σx = 47$
$(Σx)^{2} = 2209$
$Σx^{2} = 443$
Work Step by Step
$Σx = 8+14+3+7+10+5 = 47$
$(Σx)^{2} =47\times47= 2209$
$Σx^{2} = (8\times8)+(14\times14)+(3\times3)+(7\times7)+(10\times10)+(5\times5)= 443$
Introductory Statistics 9th Edition
by Mann, Prem S.
Published by
Wiley
ISBN 10:
1-11905-571-7
ISBN 13:
978-1-11905-571-6
Chapter 1 - Supplementary Exercises - Page 27: 1.44
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