This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: An automotive repair shop has determined that the average service time on an automobile is 130 ... (Read 114 times)

knemetz3

  • Full Member
  • ***
  • Posts: 149
on: Mar 25, 2023

An automotive repair shop has determined that the average service time on an automobile is 130 minutes with a standard deviation of 26 minutes.  A random sample of 40 automotive services is selected.

a.Compute the standard error of the mean.
b.What is the probability that the sample of 40 automotive services will have a mean service time greater than 136 minutes?
c.Assume the population consists of 400 automotive services.  Determine the standard error of the mean.

Essentials of Statistics for Business and Economics ¦ Anderson, Sweeney, Williams, Camm, Cochran ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by knemetz3 on Mar 25, 2023

Harsh06

  • Full Member
  • ***
  • Posts: 162
Reply #1 on: Mar 25, 2023
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 25% of students answer this correctly


knemetz3

  • Member
  • Posts: 149
Reply 2 on: Mar 25, 2023
YES! Correct, THANKS for helping me on my review

sultansheikh

  • Member
  • Posts: 335
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

The first commercially successful typewriter, manufactured in quantity beginning in 1874, surely fue The first commercially successful typewriter, manufactured in quantity beginning in 1874, surely fue
Josiah Wedgwood, Queen's Ware dinner service (detail). Josiah Wedgwood, Queen's Ware dinner service (detail).
Methyl-directed mismatch repair in E. coli Methyl-directed mismatch repair in E. coli
Middle adults usually have more time to focus attention on their relationships Middle adults usually have more time to focus attention on their relationships
Average real hourly wages (2010 dollars) by education level, full-time workers aged 17 to 34 in 2011 Average real hourly wages (2010 dollars) by education level, full-time workers aged 17 to 34 in 2011
Nucleotide excision repair (NER) of a UV-induced thymine dimer Nucleotide excision repair (NER) of a UV-induced thymine dimer
Video: Epinephrine/NE (heart rate, altered blood flow, glycogenolysis & bronchodilation)

For a complete list of videos, visit our video library