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

Author Question: How many observations would be necessary for a time studies analyst to be 99% confident that the ... (Read 652 times)

ereecah

  • Hero Member
  • *****
  • Posts: 530

Question 1

A time study of a certain service task found an average time of 15 minutes, with a standard sample large enough that we are 95% confident that standard time is within 5% of its true value?

Question 2

How many observations would be necessary for a time studies analyst to be 99% confident that the average time is within .1 minutes of the true value if the average time is 10.5 minutes and the standard deviation is 3 minutes?


Related Topics

Need homework help now?

Ask unlimited questions for free

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

bpool94

  • Sr. Member
  • ****
  • Posts: 354
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 55% of students answer this correctly




ereecah

  • Member
  • Posts: 530
Reply 2 on: Dec 3, 2019
Great answer, keep it coming :)


LegendaryAnswers

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Wow, this really help

 

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?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

For a complete list of videos, visit our video library