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Given a normal population whose mean is 50 and whose standard deviation is 10.
a. Find the probability that a random sample of 4 has a mean between 49 and 52.
b. Find the probability that a random sample of 16 has a mean between 49 and 52.
Business Economics, Economics
The following is historical data on the U.S. dollar - Canadian dollar exchange rate: date U.S./Canadian Canadian/U.S. 1/20/2016 0.68 1.46 9/6/2018 0.76 1.32 Which currency has appreciated over this period?
Assignment: Culture Imagine you work for a company that has recently merged with a global company. Write a brief introduction to your company as well as the company that merged with the company . Then develop an eight to ...
Suppose demand and supply are given by: Q d x = 14 - 0.5 P x and Q s x = .25 P x - 1 a) Determine the equilibrium price and quantitiy. b) Suppose a $12 excise tax is imposed on the good. Determine the new equilibrium ...
The usable lifetime of a particular electronic component is known to follow an exponential distribution with a mean of 6.2 years. Let X = the usable lifetime of a randomly selected component. (a) The proportion of these ...
How might profit maximization lead to higher demand for female workers and result in female workers earning higher wages than male workers in the same firm?
A firm undergoes a learning curve over its first few years of existence In its first year, its cost function is C(Q)= 128 + 3Q + 2q 2 with MC= 3 + 4Q In its second year, its cost function is C(Q)= 100 + 2Q + q 2 with ...
The newly elected president needs to decide the remaining 4 spots available in the cabinet he/she is appointing. If there are 13 eligible candidates for these positions (where rank matters), how many different ways can t ...
The following is historical data on the U.S. dollar - Canadian dollar exchange rate: date U.S./Canadian Canadian/U.S. 1/20/2016 0.68 1.46 9/6/2018 0.76 1.32 Calculate the percentage change in the exchange rate over this ...
What is the "putting out" system? What does it illustrate? a. An experimental system in which white slave owners assigned slave families a plot of land, and let the slaves market X% of the resulting harvest. This illustr ...
Consider the market for pizza in Middleton, Ontario, whose demand and supply schedules are given in the table below. Price of Pizza ($) Quantity Demanded Quantity Supplied 10 0 6 9 1 5 8 2 4 7 3 3 6 4 2 5 5 1 4 6 0 3 7 0 ...
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