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Test: AP Statistics
A pretzel company advertises that their pretzels contain less than 1.0g of of sodium per serving. You take a simple random sample of 10 pretzel servings, and calculate that the mean amount of sodium is 1.20 g, with a standard deviation of 0.1 g.
1. | At the 95% confidence level, does your sample suggest that the pretzels actually have higher than 1.0g of sodium per serving? |
No, because t=6.32 and p=0.99993153
No, because t=6.22 and p=0.96593153
Yes, because t= 6.32 and p=0.00006847
Yes, because t= 6.32 and p=0.00013694
No, because t=6.32 and p=0.00006847
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