The following table shows the time in years between maintenance actions to 50 manual switches for a given utility. Years Between Maintenance Actions Number 3 3 5 4 8 5 8 11 4 3 11 15 2 18 20 (a) What is the average number of years between maintenance actions of manual switches? (b) What is the standard deviation? 33n0o

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A: Given that  The sample space for rolling a six-sided die is S { 5, 6, 7, 8, 9, 10 }

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A: Given,no.of red beads=5no.of blue beads=6no.of violet beads=3Total no.of beads=14

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