This topic contains a solution. Click here to go to the answer

Author Question: What is the required sample size to be 95% confident that the observed average time is within 2% of ... (Read 44 times)

WWatsford

  • Hero Member
  • *****
  • Posts: 539
    • Biology Forums!

Question 1

A manufacturing plant assembly line job has a standard time of 5 minutes. A worker with a performance rating of 87% is assigned the task and given an allowance factor of 13%. What is the worker's average observed time?

Question 2

What is the required sample size to be 95% confident that the observed average time is within 2% of the actual value if the process has a standard deviation of 1 minute and mean of 50 minutes?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by WWatsford on Dec 3, 2019

taylorsonier

  • Sr. Member
  • ****
  • Posts: 377
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 39% of students answer this correctly




WWatsford

  • Member
  • Posts: 539
Reply 2 on: Dec 3, 2019
Thanks for the timely response, appreciate it


recede

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Gracias!

 

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

For a complete list of videos, visit our video library