Mathematics, 25.01.2020 01:31 jaici68

Let a denote the event that a disk has high shock resistance, and let b denote the event that a disk has high scratch resistance. if a disk is selected at random, determine the following probabilities. input your answers in the fractional form (do not simplify).p(a)=86/100
p(b)=79/100
p(a')=7/50
p(a u b)=95/100
p(a' u b)=

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Let a denote the event that a disk has high shock resistance, and let b denote the event that a disk...