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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, 2.3With 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?
The LM curve with inflation We know that LM curve will shift upwards when P increases (presuming MS is constant). This is still true though we can also add that LM curve glid
Say that the equilibrium price and quantity both rose. What would you say was the most likely cause? There was _____(increase, decrease, no change) in demand and ________(increase,
One unit of A is made up of one unit of B and one unit of C. B is made of three units of D and one unit if F. C is composed of three units of B, one unit of D, and four units of E.
If rice production is land intensive and computer production is labor intensive, though both good require some land and labor, the two-good production possibilities frontier will c
In general, economists have found that as nations' levels of per capita real Gross Domestic Product (GDP) increase, A. the rate of population growth declines. B. the rate of
Macroeconomic policy Macroeconomic policy trade-offs are likely along the short-run Phillips curve however are not maintainable in the long run. In the short run a government
what are the qualitative methods of controling credit
Assuming an economy with no government and no foreign trade. Measure GDP for the following output scenario: There are three firms: firm A is a minning company, firm B is a stee
There are many ways to measure the national income. a) List at least 5 of themk question #Minimum 100 words accepted#
How would the following influence the growth rates of theM1 and M2 money supply figures over time? a. an increase in the quantity of U.S. currency held overseas b. a shift of f
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