CSSBB practice question 19 of 25
A set of data from a process has 8 readings per sample and 50 samples. The mean of the 50 sample means is 12.62. The mean of the 50 ranges is 0.18.A…
Choose your answer, then check it against the explanation.
A set of data from a process has 8 readings per sample and 50 samples. The mean of the 50 sample means is 12.62. The mean of the 50 ranges is 0.18.A customer requires that SPC charts be done on their forms which have spaces for only 5 readings per sample. In preparation for calculating the new control limits the following question is asked, “Will the new average range be larger or smaller than the current average range?”. The answer is:
Question 19 of 25
Keep practicing
Take the free CSSBB practice test
Ten exam-style questions with answers and explanations, plus the exam facts and study guides.
More questions
Other CSSBB practice questions
- Question 1Samples of size n=36 are randomly selected from a population with mean μ = 125 and varian…
- Question 2There are 14 different defects that can occur on a completed time card. The payroll depar…
- Question 3The Central Limit Theorem states that the distribution of sample means approximates a nor…
- Question 5According to the Central Limit Theorem:
- Question 6A team’s goal is to improve information flow in a payroll function. They make thirty-thre…
- Question 7A process using a p-chart has pbar = 0.076 and nbar = 4.86. Find the control limits.