Solution-Calculate a confidence interval for unknown

Calculate a confidence interval for unknown population

Assignment Help Applied Statistics

Reference no: EM13731544

QUESTION 1

Calculate a 95% confidence interval for the unknown population mean business age.

QUESTION 2

Test, at the 1% level of significance, whether the average business has more than 15 employees.

QUESTION 3

Test, at the 5% level of significance, whether the average profit in 2014 differs between businesses located in Parramatta CBD or located in Sydney CBD.

[You may assume that the unknown population standard deviations for Parramatta and Sydney businesses are equal]

QUESTION 4

Test, at the 5% level of significance, whether location (Parramatta or Sydney CBD) of the business is related to type of business (privately held, publicly traded or franchise)?

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

Attachment:- Data Sets.pdf

Reference no: EM13731544

Questions Cloud

Items in meeting organizational objectives : Describe the importance of the three items in meeting organizational objectives. Include at least one source other than the textbook.

Identify possible careers associated for each section : Determine what steps you can take to develop those skills. Identify possible careers associated for each section

Evaluate an employee current and or past performance : Performance appraisals evaluate an employee's current and or past performance relative to his or her performance standard (Dessler, 2013). This seems to be the standard way of evaluating employees, at least in my current organization.

Companies engaged in international business often face : Companies engaged in international business often face this issue. Typically, companies will turn to banks or investors to obtain financing. This works of course, but it can tie up other assets/collateral. What other options exist if you don't have e..

Calculate a confidence interval for unknown population : Calculate a 95% confidence interval for the unknown population mean business age - Test, at the 5% level of significance, whether location (Parramatta or Sydney CBD) of the business is related to type of business (privately held, publicly traded or..

Decide between two different conveyor belt systems : Lang Industrial Systems Company (LISC) is trying to decide between two different conveyor belt systems. System A costs $240,000, has a four-year life, and requires $75,000 in pre tax annual operating costs. System B costs $340,000, has a six-year lif..

Develop company mission statement and company introduction : Develop your company's mission statement and company introduction. Develop a branding strategy for your product that covers the brand name, logo, slogan, and at least one (1) brand extension

Risk tolerance and factors in setting risk tolerance : Define risk tolerance and factors in setting risk tolerance. Define limitations in risk tolerance and potential outcomes.

Assume semi-annual compounding-purchased zero coupon bond : You purchased a zero coupon bond one year ago for $138.23. The market interest rate is now 7 percent. If the bond had 28 years to maturity when you originally purchased it, what was your total return for the past year? Assume semi-annual compounding.

User Account

All Pages

Calculate a confidence interval for unknown population

Reference no: EM13731544

Reference no: EM13731544

Questions Cloud

Reviews

Write a Review

Applied Statistics Questions & Answers

Hypothesis testing

Calculate the maximum reduction in the standard deviation

Calculate the expected value, variance, and standard deviati

Determine the impact of social media use on student learning

Unemployment survey

Statistical studies

Evaluate the expected value of the total number of sales

Statistic project

Simple data analysis and comparison

Analyze the processed data in statistical survey

What is the probability

Frequency distribution

Assured A++ Grade

Academics

Major Subjects

Majors

Get In Touch

TERMS & POLICIES

HELP & SUPPORT