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Mathematics, 28.12.2019 06:31 toricarter00
Amanufacturer of potato chips would like to know whether its bag filling machine works correctly at the 445 gram setting. it is believed that the machine is underfilling the bags. a 13 bag sample had a mean of 443 grams with a standard deviation of 30. assume the population is normally distributed. a level of significance of 0.05 will be used. specify the type of hypothesis test.
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