Compute the sample mean, Macroeconomics

Assignment Help:

Joans Nursery specializes in custom-designed landscaping for residential areas. The estimated labor cost associated with a particular landscaping proposal is based on the number of plantings of trees, shrubs, and so on to be used for the project. For cost-estimating purposes, managers use two hours of labor time for the planting of a medium-sized tree. Actual times from a sample of 10 plantings during the past month follow (times in hours).
1.7, 1.5, 2.6, 2.2, 2.4, 2.3, 2.6, 3.0, 1.4, 2.3
With a .05 level of significance, test to see whether the mean tree-planting time differs from two hours.

a. State the null and alternative hypotheses.

b. Compute the sample mean.

c. Compute the sample standard deviation.

d. What is the p-value?

e. What is your conclusion?


Related Discussions:- Compute the sample mean

Sons college education, On the day his son was born, a father decided to es...

On the day his son was born, a father decided to establish a fund for his son's college education. The father wants the son to be able to withdraw $4000 from the fund on his 18th b

Concept of preference - utility function, Concept of Preference, Utility Fu...

Concept of Preference, Utility Function: Concept of Preference, Utility Function and Indifference Curve  Consumer preference ('R') specified by the above axioms can be represe

Heckscher-ohlin theory, Suppose Nigeria has 20 million workers and 16 milli...

Suppose Nigeria has 20 million workers and 16 million units of capital, while Botswana has 5 million workers and 3.5 million units of capital. Which of the following statements is

Explain about penicillic acid, Q. Explain about Penicillic Acid? This m...

Q. Explain about Penicillic Acid? This mycotoxin has biological properties similar to patulin. It is produced by a large number of fungi, including many Penicillia as well as m

Pros and cons of using monetary policy, The monetary system in any economy ...

The monetary system in any economy facilitates trade and allows people to trade more efficiently, as compared to a barter economy. In the United States, the monetary authority is t

What is modifications to a polymer, What are three modifications to a polym...

What are three modifications to a polymer that can make it transparent? How will these modifications affect the mechanical properties of the polymer?

Online homework, I sent to you an email for the online homework the deadlin...

I sent to you an email for the online homework the deadline through 10 hours all questions are about 10 please do it in full score

Accounting system-example ii, ACCOUNTING SYSTEM-EXAMPLE Let us now intr...

ACCOUNTING SYSTEM-EXAMPLE Let us now introduce a complication. There are three firms in the production sector. The Fruit Extracts Company manufactures from raw fruit, fruit ext

Invest into an account, You have 300 right now. You invest into an account ...

You have 300 right now. You invest into an account and 12 years later your investment will be 8 times of the initial investment. What the investment rate if a) The bank pays sim

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd