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A food company wishes to determine whether a newly designed potato chip bag increases the length of time a bag

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time a bag of chips remains fresh on the grocery shelf. A random sample of potato chips with the old design of the bag was compared to a random sample of potato chips with the new bag. Summary statistics pertaining to the number of days the chips remained fresh are given below. At a 95% level of confidence (α = .05), the company wishes to investigate if the new bag has an increased freshness time over the old bag. Summary Statistics New Bag Old Bag (Sample #1) (Sample #2) Sample Mean 21.2 days 20.8 days Sample Standard Deviation 2.5 days 2.8 days Sample Size 45 50 What is the correct Null and Alternate Hypothesis? Select one: a. H_0: \mu_d>0\;\; H_1: \mu_d < 0 b. H_0: \mu_1>\mu_2 \;\;H_1:\mu_1 \leq \mu_2 c. H_0: \mu_d =0\;\; H_1: \mu_d < 0 d. H_0: \mu_1\leq\mu_2 \;\;H_1:\mu_1 > \mu_2
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1.AU MAT 120 Systems of Linear Equations and Inequalities Discussion

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