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An investigator wanted to determine whether smoking was associated with lung cancer.The researchers located 200 people with lung cancer. A total of 200 people without

An investigator wanted to determine whether smoking was associated with lung cancer.The researchers located 200 people with lung cancer. A total of 200 people without lungcancer were selected at random and interviewed. Of those with lung cancer, 127reported history of smoking. A total of 165 controls reported never smoking. Constructthe appropriate 2x2 table and calculate the odds ratio and interpret the odds ratio. Whattype of study is this?

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