Consider the failure data obtaimed for nd gas facility m Escravos, Delta strte as presented m the table below; I 9. om ol Tabe Et No of faihores Faihrse time Chr) 101 C1400 -1600) 14:3 co(1600-1800) coU1800-2000) (2000 -2200) (2200 -2400) (2400 -2600) (2600 - 2800) 34 20 12/1001 LECO Total=D100 i) Represent this mfimation. 60 Calculete mean, Variomce, standmd devintion on a bas Chart

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Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.