Unformatted text preview: Therefore we can not infer that the mean number of commercials watched is greater than 15. 12.41 a. The data gathered resulted a 99% confidence interval of (1.898, 2.298). This data had a mean of 2.098 pounds. This data concludes that since the majority of the interval is greater than 2, 99% of the time the plant will create a profit. b. I would recommend building the plant because you will usually be making a return on your investment....
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- Spring '10
- Statistics, Statistical hypothesis testing, 60 minutes, 2.098 pounds