- 1 6 Bài soạn "Cách làm bài văn nghị luận về một đoạn thơ, bài thơ" lớp 9 hay nhất
- 2 6 Bài soạn "Chủ đề và dàn bài của bài văn tự sự" lớp 6 hay nhất
- 3 6 Bài soạn "Đề văn biểu cảm và cách làm bài văn biểu cảm" lớp 7 hay nhất
- 4 6 Bài soạn "Cách làm bài văn biểu cảm về tác phẩm văn học" lớp 7 hay nhất
- 5 10 Bài văn so sánh hình ảnh người lính trong hai bài thơ "Đồng chí" và "Bài thơ về tiểu đội xe không kính" lớp 9 hay nhất
- 6 6 Bài soạn "Đề văn thuyết minh và cách làm bài văn thuyết minh" hay nhất
- 7 8 Bài văn cảm nhận về khổ thơ cuối bài "Sang thu" của Hữu Thỉnh lớp 9 hay nhất
- 8 6 Bài soạn "Tìm hiểu đề và cách làm bài văn tự sự" lớp 6 hay nhất
- 9 5 Bài soạn Phân tích đề, lập dàn ý bài văn nghị luận (Ngữ Văn 11) hay nhất
- 10 6 Bài soạn "Luyện tập: Đưa yếu tố biểu cảm vào bài văn nghị luận" lớp 8 hay nhất
Bank Regulation
A safe and stable national financial system is a critical concern of the Federal Reserve . The goal is not only to protect individuals’ savings, but to protect the integrity of the financial system itself. This esoteric task is usually behind the scenes, ...
Parametric Equations
Consider the path a moon follows as it orbits a planet, which simultaneously rotates around the sun, as seen in [link]. At any moment, the moon is located at a particular spot relative to the planet. But how do we write and solve the equation for the position ...
Modeling with Trigonometric Equations
The hands on a clock are periodic: they repeat positions every twelve hours. (credit: “zoutedrop”/Flickr) Suppose we charted the average daily temperatures in New York City over the course of one year. We would expect to find the lowest ...
Modeling Using Variation
A used-car company has just offered their best candidate, Nicole, a position in sales. The position offers 16% commission on her sales. Her earnings depend on the amount of her sales. For instance, if she sells a vehicle for $4,600, she will earn $736. She ...
The Central Limit Theorem for Sums
Suppose X is a random variable with a distribution that may be known or unknown (it can be any distribution) and suppose: μ X = the mean of Χ σ Χ = the standard deviation of X If you draw random samples of size n , ...
Testing the Significance of the Correlation Coefficient
The correlation coefficient, r , tells us about the strength and direction of the linear relationship between x and y . However, the reliability of the linear model also depends on how many observed data points are in the sample. We need to look at both the ...
Taxation
There are two main categories of taxes: those collected by the federal government and those collected by state and local governments. What percentage is collected and what that revenue is used for varies greatly. The following sections will briefly explain ...
Exponential and Logarithmic Equations
Wild rabbits in Australia. The rabbit population grew so quickly in Australia that the event became known as the “rabbit plague.” (credit: Richard Taylor, Flickr) In 1859, an Australian landowner named Thomas Austin released 24 rabbits into the ...
Introduction to Poverty and Economic Inequality
Occupying Wall Street On September 17, 2011, Occupy Wall Street began in New York City’s Wall Street financial district. (Credit: modification of work by David Shankbone/Flickr Creative Commons) Occupy Wall Street In September 2011, a group of ...
Aggregate Demand in Keynesian Analysis
The Keynesian perspective focuses on aggregate demand. The idea is simple: firms produce output only if they expect it to sell. Thus, while the availability of the factors of production determines a nation’s potential GDP , the amount of goods and ...




