A sample of 36 regular coke shows a sample mean if 12.19 ounces with a sample standard deviation of 0.11 ounces. Use 5% significant level to test the claim that cans of coke have a mean volume exactly 12 ounces.
Added by Josiah S.
Step 1
- Null hypothesis (H0): The mean volume of cans of coke is exactly 12 ounces. - Alternative hypothesis (Ha): The mean volume of cans of coke is not exactly 12 ounces. Show more…
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Ivan K.
a random sample is taken of 36 cans of coke and 36 cans of Pepsi. it is found that the coke cans had a sample mean volume of 12.19 out ces and a sample standard deviation of .11 ounces, while Pepsi cans had a sample mean volume of 12.29 ounces and a sample standard deviation of .09 ounces. use a 5% significance level to test whether coke and Pepsi cans have the same volume
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A consumer group is testing the claim that the mean volume of Coke in cans is greater than 12 oz. A sample of 36 cans yielded a mean of 12.019 oz and a standard deviation of 0.11 oz. Test the claim that the mean is actually 12 oz. Use a = 0.05.
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