A manufacturing plant for recreational vehicles receives shipments from three different parts vendors. There has been a defect issue with some of the electrical wiring in
The recreational vehicles manufactured at the plant. The plant manager believes that the
Defect issue is dependent on the parts vendor. The plant manager reviews a sample of
Quality assurance inspections from the last six months. The P-value of the calculated Chi-
Square statistic is 0.1161. At α = 0.05, we should
A) reject the null hypothesis.
B) not reject the null hypothesis.
C) conclude that the defects do not vary by vendor.
D) both A and C.
E) both B and C.

Question

A manufacturing plant for recreational vehicles receives shipments from three different parts vendors. There has been a defect issue with some of the electrical wiring in
The recreational vehicles manufactured at the plant. The plant manager believes that the
Defect issue is dependent on the parts vendor. The plant manager reviews a sample of
Quality assurance inspections from the last six months. The P-value of the calculated Chi-
Square statistic is 0.1161. At α = 0.05, we should 
A) reject the null hypothesis. 
B) not reject the null hypothesis. 
C) conclude that the defects do not vary by vendor. 
D) both A and C. 
E) both B and C.

Quizplus · Accepted Answer

The Answer of A manufacturing plant for recreational vehicles receives shipments from three different parts vendors. There has been a defect issue with some of the electrical wiring in
The recreational vehicles manufactured at the plant. The plant manager believes that the
Defect issue is dependent on the parts vendor. The plant manager reviews a sample of
Quality assurance inspections from the last six months. The P-value of the calculated Chi-
Square statistic is 0.1161. At α = 0.05, we should 
A) reject the null hypothesis. 
B) not reject the null hypothesis. 
C) conclude that the defects do not vary by vendor. 
D) both A and C. 
E) both B and C.

A Manufacturing Plant for Recreational Vehicles Receives Shipments from Three