The net weights of a sample of bottles ﬁlled by a machine manufactured by Edne, and the net
Weights of a sample ﬁlled by a similar machine manufactured by Orno, Inc., are (in grams):
Testing the claim at the 0.05 level the mean weight of the bottles ﬁlled by the Orno machine is
Greater than the mean weight of the bottles ﬁlled by the Edne machine, what is the critical value?
A) -1.96
B) -2.837
C) -6.271
D) +3.674
E) +1.782

Question

The net weights of a sample of bottles ﬁlled by a machine manufactured by Edne, and the net
Weights of a sample ﬁlled by a similar machine manufactured by Orno, Inc., are (in grams): 
Testing the claim at the 0.05 level the mean weight of the bottles ﬁlled by the Orno machine is
Greater than the mean weight of the bottles ﬁlled by the Edne machine, what is the critical value?
A) -1.96 
B) -2.837 
C) -6.271 
D) +3.674 
E) +1.782

Quizplus · Accepted Answer

+1.782

The Net Weights of a Sample of Bottles ﬁLled by a Machine