You work for Let’s Potato Chip Co., and have been assigned t…
You work for Let’s Potato Chip Co., and have been assigned to determine if the machine that fills the chip bags is working properly. Each bag is advertised to have 10.5 oz. of chips. You take 35 bags of Let’s Chips, and weigh the chips inside. You find a sample mean of 10.274 oz. and a standard deviation of 0.687 oz. Determine the critical value needed to test this hypothesis at the 5% significance level.
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