Thông tin liên hệ
Bài viết của Trần Bảo Ngọc

Discrete Distribution (Playing Card Experiment)

Class Time: Names: Student Learning Outcomes The student will compare empirical data and a theoretical distribution to determine if an everyday experiment fits a discrete distribution. The student will demonstrate an understanding of long-term ...

Tác giả: Trần Bảo Ngọc viết 16:00 ngày 25/05/2018 chỉnh sửa

Elasticity in Areas Other Than Price

The basic idea of elasticity—how a percentage change in one variable causes a percentage change in another variable—does not just apply to the responsiveness of supply and demand to changes in the price of a product. Recall that quantity demanded (Qd) ...

Tác giả: Trần Bảo Ngọc viết 16:00 ngày 25/05/2018 chỉnh sửa

Arguments in Support of Restricting Imports

As previously noted, protectionism requires domestic consumers of a product to pay higher prices to benefit domestic producers of that product. Countries that institute protectionist policies lose the economic gains achieved through a combination of comparative ...

Tác giả: Trần Bảo Ngọc viết 15:59 ngày 25/05/2018 chỉnh sửa

How Governments Can Encourage Innovation

A number of different government policies can increase the incentives to innovate, including: guaranteeing intellectual property rights, government assistance with the costs of research and development, and cooperative research ventures between universities and ...

Tác giả: Trần Bảo Ngọc viết 15:59 ngày 25/05/2018 chỉnh sửa

Regression (Fuel Efficiency)

Class Time: Names: Student Learning Outcomes The student will calculate and construct the line of best fit between two variables. The student will evaluate the relationship between two variables to determine ...

Tác giả: Trần Bảo Ngọc viết 15:59 ngày 25/05/2018 chỉnh sửa

Mean or Expected Value and Standard Deviation

The expected value is often referred to as the "long-term" average or mean . This means that over the long term of doing an experiment over and over, you would expect this average. You toss a coin and record the result. What is the probability that the ...

Tác giả: Trần Bảo Ngọc viết 15:59 ngày 25/05/2018 chỉnh sửa

Outliers

In some data sets, there are values (observed data points) called outliers . are observed data points that are far from the least squares line. They have large "errors", where the "error" or residual is the vertical distance from the line to the ...

Tác giả: Trần Bảo Ngọc viết 15:59 ngày 25/05/2018 chỉnh sửa

Confidence Interval (Women's Heights)

Confidence Interval (Women's Heights) Class Time: Names: Student Learning Outcomes The student will calculate a 90% confidence interval using the given data. The student will determine the relationship between the confidence level and the ...

Tác giả: Trần Bảo Ngọc viết 15:58 ngày 25/05/2018 chỉnh sửa

Introduction to Systems of Equations and Inequalities

Enigma machines like this one, once owned by Italian dictator Benito Mussolini, were used by government and military officials for enciphering and deciphering top-secret communications during World War II. (credit: Dave Addey, Flickr) By 1943, it was ...

Tác giả: Trần Bảo Ngọc viết 15:58 ngày 25/05/2018 chỉnh sửa

The Pros and Cons of Trade Deficits and Surpluses

Because flows of trade always involve flows of financial payments, flows of international trade are actually the same as flows of international financial capital. The question of whether trade deficits or surpluses are good or bad for an economy is, in ...

Tác giả: Trần Bảo Ngọc viết 15:58 ngày 25/05/2018 chỉnh sửa