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A poll taken in October 2004, which was funded by the European Union and the Turkish government, found that 50.8% of the 8,075 married women surveyed in Turkey were married without their consent.
a. If the women had responded to a survey in a relatively progressive magazine, would this tend to result in bias due to a nonrepresentative sample or due to a poor design for assessing the sampled values?
b. If some of the women had doubts that their responses would be kept anonymous, would we have reason to believe the actual percentage married without consent to be higher or lower than 50.8%?
A manufacturer of car batteries claims that his batteries will last, on average, 3 years with a variance of 1 year. If 5 of these batteries have lifetimes of 1.9, 2.4, 3.0, 3.5, and 4.2 years
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Travel and Transportation The Boeing 747-8 is a technologically advanced aircraft with a new wing design and GEnx-2B engines, and is capable of holding.
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For a sample of 35 motorists exiting the toll road, it was found that the mean waiting time was 0.46 minutes, with a standard deviation of 0.16 minutes. At the 0.05 level of significance, can we reject the official's claim?
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