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C Correet Andwer)(D) Chebgschev's Iney rabisAns: (c) Left secar Row liragh is corvect){:[P(|x-mu| < k sigma) > 1-(1)/(k^(2))],[mu=E(x)=5.2","quad s=1.6667],[P(|x-5.2| < k(1.6667)) > 1-(1)/(k^(2))],[k=1","quad P(|x-5.2| < 1.6667) > 0" (alwagr) "],[k=2","quad kAvxPP(|x-5.2| < (2)(1.6602)],[=P(1.88 < x < 8.58) > 1-(1)/(2)=(3)/(4)]:}Actand Probatilas P(1.88 < x < 8.52)=1k=3quad P(∣x-5.21 < (3)(1.6667) > 1-(1)/(9)=8//9:}Acthar Probabibity:{:[P(5.2-5.001 < x < 5+5.001)],[=P(0 < x < 10)=1]:}(E) Empiricel Rule an far Normal on rourd thaped distritintion.a) range = max - min = 8-3 = 5  Std deviation = range / 3.  ( for 10 values ratio ,=3)                            = 5/3 = 1.6 ... See the full answer