Asked by emma
What would the null and alternate hypothesis be for this problem?
The manager at Air Cargo feels that the weights of packages shipped recently are less than in the past. Records show that in the past packages have had a mean weight of 36.7 lb. and a variance of 201.64 lb2. A random sample of last months shipping yielded a mean weight of 32.1 lb. for 64 pounds.
The manager at Air Cargo feels that the weights of packages shipped recently are less than in the past. Records show that in the past packages have had a mean weight of 36.7 lb. and a variance of 201.64 lb2. A random sample of last months shipping yielded a mean weight of 32.1 lb. for 64 pounds.
Answers
Answered by
PsyDAG
Ho: mean1 = mean2
Ha: mean1 > mean2
Ha: mean1 > mean2
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