Question 634577: 21. A soft-drink manufacturer claims that its 12-ounce cans do not contain, on average, more than 30 calories. A random sample of 16 cans of this soft drink, which were checked for calories, contained a mean of 31.8 calories with a standard deviation of 3 calories. Assume that the number of calories in 12-ounce soda cans is normally distributed. State the null and alternative hypotheses to test the manufacturer claim.
Question 21 options:
Ho: 31.8 and Ha: > 31.8
Ho: 30 and Ha: > 30
Ho: 30 and Ha: > 30
Ho: 31.8 and Ha: > 31.8
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! A soft-drink manufacturer claims that its 12-ounce cans do not contain, on average, more than 30 calories. A random sample of 16 cans of this soft drink, which were checked for calories, contained a mean of 31.8 calories with a standard deviation of 3 calories. Assume that the number of calories in 12-ounce soda cans is normally distributed. State the null and alternative hypotheses to test the manufacturer claim.
Question 21 options:
Ho: u <= 30(claim)
Ha: u > 30
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Cheers,
Stan H.
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