Lefties Although it’s hard to be definitive in classify-ing people as right- or left-handed, some studies sug-gest that about 14% of people are left-handed. Since 0.14 * 0.14 = 0.0196, the Multiplication Rule mightsuggest that there’s about a 2% chance that a brotherand a sister are both lefties. What’s wrong with thatreasoning?
Lefties Although it’s hard to be definitive in classify-ing people as right- or left-handed, some studies sug-gest that about 14% of people are left-handed. Since 0.14 * 0.14 = 0.0196, the Multiplication Rule mightsuggest that there’s about a 2% chance that a brotherand a sister are both lefties. What’s wrong with thatreasoning?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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Lefties Although it’s hard to be definitive in classify-
ing people as right- or left-handed, some studies sug-
gest that about 14% of people are left-handed. Since
ing people as right- or left-handed, some studies sug-
gest that about 14% of people are left-handed. Since
0.14 * 0.14 = 0.0196, the Multiplication Rule might
suggest that there’s about a 2% chance that a brother
and a sister are both lefties. What’s wrong with that
reasoning?
suggest that there’s about a 2% chance that a brother
and a sister are both lefties. What’s wrong with that
reasoning?
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