Answer :
Final answer:
The correct interpretation of the confidence interval is that the company is 95% confident that the true mean weight gain that the additive would produce in all cows in the population would be between 45 and 67 pounds. Option A is correct.
Explanation:
The correct interpretation of the confidence interval in this scenario is:
a) The company is 95% confident that the true mean weight gain that the additive would produce in all cows in the population would be between 45 and 67 pounds.
This means that if the experiment were repeated 100 times, we would expect the true mean weight gain to fall within this range about 95 of those times, given that the same conditions are maintained.
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