University | Republic Polytechnic (RP) |
Subject | B218: Business Statistics |
1. Suppose X is normally distributed with a mean of 20 and a standard deviation of 8.
a. Determine the Z-score associated with X = 34.
b. Hence, determine the probability that X is less than 34.
2. Suppose that the time taken to drive from Orchard Road to Woodlands is normally distributed with mean 40 minutes and standard deviation 7 minutes. Determine the probability that a particular journey will take between 30 minutes and 45 minutes.
3. The temperature in Sydney in summer is normally distributed with mean 29.6 degree Celsius and standard deviation 11 degree Celsius.
a. Determine the probability that the temperaturewill change by falling more than 4 degrees Celsius in summer.
b. Determine the probability that the temperature will change by rising or falling by at least 5 degree Celsius in summer.
4. Weekly revenues for a particular curry puff seller in Ang Mo Kio are normally distributed with mean $11,480 and standard deviation $1,165. For how many weeks per year would you expect revenues to be less than $8,150?
5. The finishing times for the “National Championship – Men” category at the Singapore River Regatta 300m dragon boat race are normally distributed with mean 66.3 seconds and standard deviation 1.8 seconds.
Determine the slowest allowable time required by the RP men’s team in order to rank amongst the top 10% of all the times for the competition.
6. In a national examination, the government has designed a programme to help students at the bottom 5% of the results to improve their performances in Mathematics.
The score of the students is normally distributed with a mean of 60 marks out of a total of 100 marks and a standard deviation of 18 marks.
Determine the maximum score for a student to be eligible for this program.
Buy Custom Answer of This Assessment & Raise Your Grades
Our experts provide a Singapore homework help service to finish your B218: Business Statistics assignment. We have mostly Ph.D. and master degree homework helpers who have in-depth knowledge to offer supreme quality help on statistics assignments at a budget-friendly price.
Looking for Plagiarism free Answers for your college/ university Assignments.
- ECE210 Advocacy and Collaborations with Families Assignment: Supporting Young Children Through Grief and Family-Centered Partnerships
- ACC707 Accounting and Finance Assignment: Evaluating Investment Decisions, Budgeting Strategies, and Financial Performance Analysis
- NCO201 Learn to Learn, Learn for Life TMA-01: Developing Self-Directed Learning Through the Journey of Mastering Public Speaking
- PSS219 Public Safety and Security in Singapore Group-Based Assignment: Strengthening National Resilience Through Policy Responses from the 2025 Committee of Supply Debate
- MTH240 Engineering Mathematics I Assignment: Heat Transfer, Chemical Balancing, Circuit Analysis, Signal Processing, and Matrix Theory
- Engaging Youth with IBM Skills Build Assignment: Designing Innovative Strategies for Skill Development and Career Growth
- BUS368 Innovation Management and Digital Transformation Assignment: Managing Innovation in Foldable, Trifold, and Stretchable Display Technologies
- BUS366 Assignment: Process Improvement and Recruitment Optimization Using Lean Six Sigma Methodology
- HBC203 Statistics and Data Analysis for the Social and Behavioural Sciences TMA-01: A Comparative Analysis of Workplace Wellbeing Interventions and Their Impact on Employee Productivity
- BCAF003 Business Accounting Assignment: A Comprehensive Study on Bank Reconciliation, Cash Controls, Inventory Valuation, and Financial Analysis