20 May To Estimate The Difference Between The Yearly Incomes Of Marketing Managers In The East And The West
In order to estimate the difference between the yearly incomes of marketing managers in the east and the west, the following information was gathered:
East West
n1= 40 n2= 45
x1= 72 (in $1000) x2= 78 (in $1000)
s1= 6 (in $1,000) s2= 8 (in $1000)
DF= 80
1. What is the point estimate between the two population means?
2. At 90% confidence, what is the margin of error?
3. What is the 90% confidence interval for the difference between the two population means?
4. Use P-value approaches to test to determine if the yearly average income of marketing managers in the East is significantly different from the west. a= 0.10
a) State the Null and Alternative Hypotheses
b) what is the value of the test statistic?
c) What is the critical value?
d) what is the p-value?
e) what is your conclusion regarding the null hypothesis?
Our website has a team of professional writers who can help you write any of your homework. They will write your papers from scratch. We also have a team of editors just to make sure all papers are of HIGH QUALITY & PLAGIARISM FREE. To make an Order you only need to click Ask A Question and we will direct you to our Order Page at WriteDemy. Then fill Our Order Form with all your assignment instructions. Select your deadline and pay for your paper. You will get it few hours before your set deadline.
Fill in all the assignment paper details that are required in the order form with the standard information being the page count, deadline, academic level and type of paper. It is advisable to have this information at hand so that you can quickly fill in the necessary information needed in the form for the essay writer to be immediately assigned to your writing project. Make payment for the custom essay order to enable us to assign a suitable writer to your order. Payments are made through Paypal on a secured billing page. Finally, sit back and relax.
About Writedemy
We are a professional paper writing website. If you have searched a question and bumped into our website just know you are in the right place to get help in your coursework. We offer HIGH QUALITY & PLAGIARISM FREE Papers.
How It Works
To make an Order you only need to click on “Order Now” and we will direct you to our Order Page. Fill Our Order Form with all your assignment instructions. Select your deadline and pay for your paper. You will get it few hours before your set deadline.
Are there Discounts?
All new clients are eligible for 20% off in their first Order. Our payment method is safe and secure.