SCENARIO 19-8
Recently,a university switched to a new type of computer-based registration.The registrar is concerned with the amount of time students are spending on the computer registering under the new system.She decides to randomly select 8 students on each of the 12 days of the registration and determine the time each spends on the computer registering.The range,mean,and standard deviation of the times required to register are in the table that follows.

-Referring to Scenario 19-8,based on the x̄ chart,it appears that the process is in control.

Question

SCENARIO 19-8
Recently,a university switched to a new type of computer-based registration.The registrar is concerned with the amount of time students are spending on the computer registering under the new system.She decides to randomly select 8 students on each of the 12 days of the registration and determine the time each spends on the computer registering.The range,mean,and standard deviation of the times required to register are in the table that follows.
 
-Referring to Scenario 19-8,based on the x̄ chart,it appears that the process is in control.

Quizplus · Accepted Answer

Without specific data or context from Scenario 19-8, it is not possible to determine if the process is in control based solely on the x̄ chart.

SCENARIO 19-8 Recently,a University Switched to a New Type of Computer-Based Registration.The