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

Protectionism and free trade, why is international trade important for sout...

why is international trade important for south Africa

Price of new equilibrium, Explain the adjustment to the new equilibrium pri...

Explain the adjustment to the new equilibrium price from an increase in demand.

Monetary policy, what is the importance of credit multiplier

what is the importance of credit multiplier

Feds actions on gdp impact, Suppose the banking system has reserves of $750...

Suppose the banking system has reserves of $750,000, demand deposits of $2,500,000 and a reserve requirement of 20%. a) If the Fed now purchases $125,000 worth of government bon

Perfectly competitive firm, Explain why P=MC in the short-run equilibrium o...

Explain why P=MC in the short-run equilibrium of the perfectly competitive firm, whereas in the long-run equilibrium P=MC=AC.

Compute total demand and firms profit, Suppose three identical firms are e...

Suppose three identical firms are engaged in Cournot competition in quantities. They all have marginal costs equal to 40. Market demand is given by: P(X) = 200 - X = 200 - (x

Define the labor market, Q. Define the Labor Market? A significant macr...

Q. Define the Labor Market? A significant macroeconomic variable is the total amount of labor which is used in a certain time period. Amount of labor and amount of capital are

Calculate the duration of a par value bond with coupon rate, 1.  Calculate ...

1.  Calculate the duration of a par value bond with a coupon rate of 8% and a remaining time to maturity of 5 years. 2. On September 26, the spot price of gold was $320 per ounc

Demand, Demand: Demand is quantity of a good buyer who wishes to purcha...

Demand: Demand is quantity of a good buyer who wishes to purchase at each conceivable price. The law of demand explains us that if the price of certain commodity increases,

Monetary Policy.., Suppose the banking system has reserve of $750000, deman...

Suppose the banking system has reserve of $750000, demand deposits of $2500000 and a reserve requirement of 20%. a. if the fed now purchases $125,000 worth of govt bonds from the

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