<span>their primary difference can be defined as two companies that have different : business models
Amazon provide a medium so other sellers could sell their books through their sites. This way, they won't need any space for their house cause they sell other's product.
Meanwhile, barnes and nobles is a book retailer, which means they produce and put their own books to the stores.</span>
It is a graph that shows the relationship between the quantity demanded of a commodity at different prices over a given period of time. It is observed that the demand curve slopes downward from left to right. It shows it has a negative slope which implies that consumers purchase more of commodity at lower prices than at higher prices.
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Answer:
Explanation:
The college student loan burden is second only to mortgages in consumer debt In the United States. The government estimates that some 41 million students together owe more than $1.2 trillion. In North Carolina, what is the relationship between student loan debt and the tuition/fees that the students pay? After obtaining data for 14 four-year universities in the State University System of North Carolina (data for Elizabeth City State University and Winston Salem State University were not available), suppose we assume a simple linear modelyi= β0+ β1xi+ εito describe this relationship, where xi is the academic year tuition/fees at school In i
and yi is the average student loan debt of graduates of school i, i = 1, ..., 14. Shown below are summary statistics for the 14 schools.
NB: please check the attached document for complete work.
Based on the question, Pilar was creating a database for her business.
The choices are: a. a table b. the primary key c. a database d. a record
I believe the answer is b. the primary key.
<span>A primary key is a known as a unique record used in creating a license number or a telephone number. This is used in a relational database where there is only one primary key used as </span>