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Given the same study of obesity in New York City with a random sample of 170 adult males with a mean weight=76 kg and standard

  1. Given the same study of obesity in New York City with a random sample of 170 adult males with a mean weight=76 kg and standard deviation=20, the researcher can state that he is 95% confident that the true mean weight of all adult male New Yorkers lies between:

a. 56 and 96 kg

b. 66 and 86 kg

c. 36 and 116kg

d. 73 and 79 kg

e. None of the above

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