BBM203: Business Statistics Assignment, WOU, Malaysia Explain the difference between paired and unpaired samples in a hypothesis testing procedure involving two sample means
| University | Wawasan Open University (WOU) |
| Subject | BBM203: Business Statistics |
Question 1
Explain the difference between paired and unpaired samples in a hypothesis testing procedure involving two sample means. Give one (1) suitable example for each type of sample selection.
Question 2
List two (2) applications of standardized normal distribution.
Question 3
When a certain production machine is in perfect adjustment it produces bolts with a mean diameter of 0.6 cm and a standard deviation of 0.15cm. In order to ascertain whether or not the machine is still in adjustment, a sample of 49 bolts is selected. The sample means the diameter is found to be 0.57cm. Is the machine still in adjustment?
Question 4
A company is interested in knowing if there is a difference in the average salary received by the machine operator for two departments. According to the samples, 18 machine operators from Department A and 13 machine operators from Department B are selected randomly and the following information is obtained:
Question 5
A quality control inspector keeps a tally sheet of the number of acceptable and
unacceptable products that come off two different production lines. The completed sheet is shown below.
- Can the inspector infer at the 5% significance level that production line A is
doing a better job than production line B? - What is the p-value of the test?
- Estimate with 95% confidence the difference in population proportions.
Get Help By Expert
Assignmenthelper.my provides exam help online for a myriad of academic needs, freeing students from the shackles of exam stress and giving them the space to reach their goals with confidence and peace of mind. Our team of professional tutors is on hand to offer advice and assistance across a wide range of topics, including math, science, history, languages, and so much more! Check out our assignment help website today to find out more!
Recent Solved Questions
- Managerial Economics Assignment, UON, Malaysia Explain the term Explicit and Implicit costs. Give examples. What is Economic Profit as compared to Financial Profit
- Cash Budgeting Strategies Impact on a Business Thesis, WU, Malaysia What is cash budgeting and why it is important to a business or What kind of cash budgeting strategies may be adopted in a business
- DBLC9755: Managing Change & Leadership Assignment, HWU, Malaysia The most challenging aspect of a business is leading and managing change. With the business environment being subject
- Global Marketing Assignment, APU, Malaysia Based on the article given titled “Analysis of Iphone’s Marketing Strategy”, you are to evaluate/ analyze/ discuss
- MBM3783: Social Marketing Case Study, UoTS, Malaysia A local woman claims to have been cheated of over RM1.4 mil after meeting someone online who claimed to be a South African engineer
- Enginnering Assignment, UMP, Malaysia Electrons or holes arc moved between two contacts by drift current in a Field Effect Transistor
- Management and Science Assignment, MSU, Malaysia Your group is the investment review committee of RT Property Management Sdn Bhd
- SIQ3004: Mathematics of Financial Derivatives Assignment, UM, Malaysia Discuss the moneyness of your call and put warrants based on the latest date of your data. If your call and put warrants
- BBF305/03: Investment and Portfolio Management Assignment, WOU, Malaysia Calculate the betas for both stocks and Discuss the problems encounters when testing the CAPM empirically
- Strategic Corporate Finance Assignment, HWU, Malaysia An investment business situated in Malaysia has just hired you to be a financial analyst on their investment team
