Logo
Home Study Material Contact Search
AI Chat FREE
  1. mathematics
  2. basic math
  3. an economist with the liquor, hospitality and misc

An economist with the Liquor, Hospitality and Miscellaneous Workers' Union collected data on the weekly salaries...

50.1K

Verified Solution

Question

Basic Math

An economist with the Liquor, Hospitality and MiscellaneousWorkers' Union collected data on the weekly salaries of workers inthe hospitality industry in Cairns and Townsville. The unionbelieved that the weekly salaries of employees in Cairns werehigher and they were mounting a case for the equalisation ofsalaries between the northern cities. The researcher took samplesof size 30 and 37 in Cairns and Townsville, respectively, and foundthat the average and standard deviation of the weekly salaries were$585.43 and $38.72 respectively in Townsville, and $616.19 and$29.13 in Cairns. Use Cairns minus Townsville.



1. Determine a point estimate for the value of the difference inaverage weekly salary between the two groups (in dollars to 2decimal places).


2. Calculate the standard error for the difference between themeans assuming that the workers' salaries in both locations arenormally distributed and have the same population variance (indollars to 2 decimal places).   

3. Use Kaddstat to determine a 95% confidence interval for thedifference between the average weekly salaries in Cairns andTownsville. lower limit   
upper limit   (in dollars to 2 decimal places

Answer & Explanation Solved by verified expert
3.7 Ratings (444 Votes)
1 point estimate for the value of the difference    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Zin AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

Hewlard Pocket s market value balance sheet is given Assets A Original balance sheet Cash...

Basic Math
Q

Let X be the population of house prices in a large city. Assume that the population...

Statistics
Q

Introduction about Netflix, briefly describe its products, markets and activities. 250 words Discuss how the two business...

General Management
Q

In his free verse poem, "I Hear America Singing." Whitman celebrates the individuals who, each...

Biology
Q

A point on the terminal side of an angle ? in standard position is given....

Basic Math
Q

Use the shell method to set up the integral that would determine (don't actually integrate)...

Basic Math
Q

h X 2 x 3 1 2

Calculus
Q

LEAVE FULL CORRECT ANSWER FOR A LIKE! Northwood Company manufactures basketballs. The company has...

Accounting
Q

On September 30, World Co. borrowed $1,000,000 on a 9% note payable. World paid the...

Accounting
Q

Machinery purchased for $67,200 by Flint Co. in 2013 was originally estimated to have a...

Accounting
Q

Answers must be placed in a chart: Advanced Miniature Development manufactures computer graphics cards (GPUs)....

Accounting
Q

Please answer all parts! Work sheet for it ...

Accounting