A random sample of n observations, each of which could be classified into exactly one of k categories, is selected. Suppose that a null hypothesis specifies category probabilities that depend on the estimation of m unknown population parameters
How many degrees of freedom does a goodness-of-fit-test have when population parameters are estimated?A) k - 1
B) m - 1
C) k - m - 1
D) k + m - 1
C
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A U.S.-based company that exports goods and has accounts receivable denominated in a foreign currency ________
A) faces no risk if the relations between the countries get rough B) faces the risk that the U.S. dollar will depreciate in value relative to the foreign currency C) faces the risk that the U.S. dollar will appreciate in value relative to the foreign currency D) faces the risk that the foreign currency would appreciate in value relative to the U.S dollar
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Customers help suppliers to increase setup times in an effort to reduce lead times
Indicate whether the statement is true or false
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