Assignment Task
QUESTION
(i) Produce an appropriate histogram and Ogive of the business profit variable.
A-Plus Writing Help For University Students
Get expert assistance in any academic field. All courses and programs covered.
Get Help Now!(ii) Produce a Box plot for this variable (Profit).
QUESTION 2
Calculate a 95% confidence interval for the unknown population mean of the variable Age.
QUESTION 3
Test, at the 1% level of significance, whether the average business has more than 15 employees.
QUESTION 4
Can we conclude at 5% level of significant that the presentation (appearance or proportion) of business location 1 = Parramatta CBD is more than 40%.
QUESTION 5
(i) Estimate the regression equation to predict the Profit (y) from the number of employee (x).
(ii) What are the Residuals (errors) of this regression equation and what is the sum of these residuals using Excel calculations only.
(iii) Does the data provide evidence that the slope of the equation from part (i) is positive? Perform an appropriate hypothesis test using a 5% level of significance.
(iv) Present the correlation coefficient of the Profit and number of employee and the significant of this correlation.
NOTE: The data was randomly created for the sole purpose of this assignment. The data can be assumed to be normally distributed for all continuous variables
Welcome to our Online Essay Writing Agency. Securing higher grades costing your pocket? Order your assignment online at the lowest price now! Our online essay writers are able to provide high-quality assignment help within your deadline. With our homework writing company, you can order essays, term papers, research papers, capstone projects, movie review, presentation, annotated bibliography, reaction paper, research proposal, discussion, or another assignment without having to worry about its originality – we offer 100% original content written completely from scratch
We write papers within your selected deadline. Just share the instructions
