pandaoksmallwoouu548 pandaoksmallwoouu548

15-10-2018
Mathematics

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20 POINTS PLEASE HELP ME!! :(
Questions are attached

20 POINTS PLEASE HELP ME Questions are attached class=

20 POINTS PLEASE HELP ME Questions are attached class=

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remotecontrolbrain remotecontrolbrain

15-10-2018

You can calculate the expected age as the sum of individual ages weighted (multiplied) by the corresponding fraction:

expected age: 1/4* 5 + 1/2*6 + 1/8*7 + 1/8*9 = 5/4 + 6/2 + 7/8 + 9/8 =

50/8 = 6.25

the answer is, the expected age is 6.25 years

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