Assume the population standard deviation

Reference no: EM131050182

Formulate a hypothesis statement for the following claim: "The average delivery time is less than 30 minutes." A sample of 42 deliveries had an average time of 26.9 minutes. Assume the population standard deviation is 8 minutes. Using α = 0.01, test your hypothesis. What is your conclusion?

Reference no: EM131050182

Questions Cloud

Happens to the price of the bond : If the industry becomes more risky and the market now requires a 12% rate or return, what happens to the price of the bond? Assume this happens immediately after the bond is released.

Differences between cash flow and accounting income : 1. What are the differences between cash flow and accounting income? Why it is important to use cash flow in making capital budgeting decisions?

Shares of common stock outstanding selling : Best Bagels, Inc. (BB) currently has zero debt. Its earnings before interest and taxes (EBIT) are $100,000, and it is a zero growth company. BB's current cost of equity is 13%, and its tax rate is 40%. The firm has 20,000 shares of common stock ou..

What common messages or themes contained in these articles : What are common messages or themes contained in these articles? What are conflicting messages or themes contained in these articles?

Assume the population standard deviation : Formulate a hypothesis statement for the following claim: "The average delivery time is less than 30 minutes." A sample of 42 deliveries had an average time of 26.9 minutes. Assume the population standard deviation is 8 minutes. Using α = 0.01, te..

What are the primary difficulties experienced in the design : What are the primary difficulties experienced in the design of project reports?

What is the purpose of earned value : What is the purpose of "earned value"? How would the progress of the project as a whole be calculated?

Profitability index for investment : A company is considering a $2,000 investment in a project with the following predicted cash flows in the subsequent four years: $1,300; $950; $700, and $300. It requires a 12% return. What is the profitability index for this investment, and what d..

Discuss how the media affects both men and women : Describe someone you know or have known that acted in a deviant way. Was this harmful or helpful for this person? How? Sociologists believe that the media affects our view of masculinity and femininity. Discuss how the media affects both men and wom..

User Account

All Pages