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

Author Question: The Bureau of Labor Statistics reported that the average yearly income of dentists in the year 2009 ... (Read 112 times)

kmcolvin

  • Full Member
  • ***
  • Posts: 140
on: Mar 25, 2023

The Bureau of Labor Statistics reported that the average yearly income of dentists in the year 2009 was $110,000.  A sample of 81 dentists, which was taken in 2010, showed an average yearly income of $120,000.  Assume the standard deviation of the population of dentists in 2010 is $36,000.

a.

We want to test to determine if there has been a significant increase in the average yearly income of dentists.  Provide the null and the alternative hypotheses.

b.

Compute the test statistic.

c.

Determine the p-value; and at 95% confidence, test the hypotheses.

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 kmcolvin on Mar 25, 2023

psuniv

  • Full Member
  • ***
  • Posts: 152
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 29% of students answer this correctly


kmcolvin

  • Member
  • Posts: 140
Reply 2 on: Mar 25, 2023
Thanks for the timely response, appreciate it

ryansturges

  • Member
  • Posts: 338
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

The Ford logo on display at the 2009 New York International Auto Show. The Ford logo on display at the 2009 New York International Auto Show.
Ten Leading Causes of Death in Low-Income Countries, 2008 Ten Leading Causes of Death in Low-Income Countries, 2008
Overallocation of Labor to Farming When Farmworkers Are Paid Their Average Product Overallocation of Labor to Farming When Farmworkers Are Paid Their Average Product
Labor Labor
Victims of police-reported intimate partner violence 2017 to 2018 Victims of police-reported intimate partner violence 2017 to 2018
Use a graphical method to find the length of the loan to the nearest year Use a graphical method to find the length of the loan to the nearest year
Video: Neuron Structure Animation

For a complete list of videos, visit our video library