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3 If 90% of the population is right-handed, how many people in a group of 200 would you expect to be right-handed? a 180 b 90 c 20 d 18​

3 If 90% of the population is right-handed, how many people in a group of 200 would you expect to be right-handed? a 180 b 90 c 20 d 18​
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3 If 90% of the population is right-handed, how many people in a group of 200 would you expect to be right-handed? a 180 b 90 c 20 d 18​

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User Ztforster
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20 because if 90/100 would be right handed then 180/200 would be right handed and then 20/200 would be left handed
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User Matthew Spencer
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