Conduct an appropriate hypothesis test, Mathematics

Aspire LLP is a recruitment agency. Recently, the company senior manager, Kay conducted a survey to understand the number of hours students spend daily on their studies after school lesson. After surveying and talking to some local and overseas students, Kay gathered the following information:

1158_Conduct an appropriate hypothesis test.png

Questions 

Using descriptive statistics, summarise the data collected for the two groups of students. Provide appropriate output from SPSS to demonstrate the presentation of the data. What are your preliminary observations?

Questions

(a) Construct a 95% confidence interval for the Local studied hours. What are the lower and upper limits?

(b) State the assumption you have made in your construction of the interval. Is the assumption reasonable?

(c) What are the factors that will affect the width of the confidence interval? Comment on these factors.

Conduct an appropriate hypothesis test to determine if the mean of Local is lower than Overseas.

You should include the followings:

(a) State the null and alternative hypotheses and explain how you develop these two hypotheses.

(b) Perform an appropriate test of hypothesis at the 5% level of significance. What is the conclusion?
 
What are the assumptions made in performing the hypothesis test in Question 3? Are these assumptions reasonable? Provide explanation to substantiate your view.

When measuring the two groups of study hours, what are other concerns regarding the approach in terms of measuring, sampling and others?

Provide an overall summary (approx. 200 +/- 10% words) of your findings/analysis on this matter for Aspire LLP.

Posted Date: 2/20/2013 7:01:01 AM | Location : United States







Related Discussions:- Conduct an appropriate hypothesis test, Assignment Help, Ask Question on Conduct an appropriate hypothesis test, Get Answer, Expert's Help, Conduct an appropriate hypothesis test Discussions

Write discussion on Conduct an appropriate hypothesis test
Your posts are moderated
Related Questions
37x7= multiply answer it.

If the M-th term of an Ap is n andn-th term M.find the p-th term

there are 5 small cubes and it reads the 5 small cubes is 1/100, then what is the ONE?

Advantages and disadvantages of operation researchs

Note that there are two possible forms for the third property. Usually which form you use is based upon the form you want the answer to be in. Note as well that several of these

Find out the number of ways in which 5 prizes can be distributed among 5 students such that  (a)   Each student may get a prize. (b)  There is no restriction to the number o

Is it possible to add two vectors of unequal magnitude and get a resultant of zero?Please explain also. Ans) no it is not possible as .. if the magnitude is diffrent then they c

DECISION TREE ANALYSIS The Finance Manager of ‘Softy’ baby soap manufacturing company being successful in the first two years of the company’s operations is considering to set

Question Write a short note on the following: 1 The weekly salaries of a group of employees are given in the following table. Find the mean and standard deviation of the