[简答题]似然比(likelihood ratio，LR)

[简答题]似然比(likelihood ratio，LR)

[填空题]Reinforcement which decreases the likelihood of a response is known as ______ reinforcement.

[填空题]病人胸中似喘不喘，似呕不呕，______，彻心中愦愦然无奈者，生姜半夏汤主之。

[填空题]According to Casey, the likelihood of human error can be ______.

[单项选择]You believe that the likelihood of bankruptcy is 30% for Rusty Roof Supply. You also believe that Home Pedot has a 20% of entering bankruptcy. You believe that the two events are independent. What is the probability that at least one of the companies will enter bankruptcy

[单项选择]The likelihood of America’s exhausting her natural resources is growing less. All kinds of waste are being recycled, and new uses are constantly being found for almost everything. We are getting more use out of what we produce, and are manufacturing many new byproducts out of what we formerly threw away. It is, therefore, unnecessary for us to continue to ban logging in national parks, nature reserves, or areas inhabited by endangered species of animals.

[简答题]相对比（ratio）

[简答题]不对称比率(dissymmetry ratio)

[简答题]

______ is 30% of 20.

[简答题]资本密集率(capital intensity ratio)

[单项选择]Suppose a stock has a dividend payout ratio of 40 percent, a required rate of return of 15 percent and an expected growth rate of dividends of 10 percent. What is the P/E ratio of the stock
A. 2.667.
B. 1.5.
C. 8.0.

[填空题]Latin American Region’s ratio of nurses to doctors is lower than 1: 1.

[单项选择]The value of a product is determined by the ratio of its quality to its price. The higher the value of a product, the better will be its competitive position. Therefore, either increasing the quality or lowering the price of a given product will increase the likelihood that consumer will select that product rather than a competing one.
Which of the following, if true, would most strengthen the conclusion drawn above
A. It is possible to increase both the quality and the price of a product without changing its competitive position.
B. For certain segments of the population of consumers, higher-priced brands of some product lines are preferred to the lower-priced brands.
C. Competing products often try to appeal to different segments of the population of consumers.
D. The competitive position of a product can be affected by such factors as advertising and brand loyalty.
E. (E) Consumers’ perceptions of the quality of a product are based on the actual quality of the product.

[单项选择]The ratio between payments into and out of a country is known as the country’s balance of payments. Besides the value of imports, and exports (the balance of trade), the balance of payments includes private foreign loans (and interest); loans by governments, central banks, and international organizations; and movements of gold or reserve currencies.
An international medium of exchange is required for international trade. From the late 1800s until World War Ⅰ, most countries operated on the gold standard. Gold coins of standard specifications circulated freely between countries, making gold in effect an international currency. This system provided an automatic correction for some trade imbalances, but it had little liquidity (the money supply could not expand as rapidly as required by expanding trade), and it was vulnerable to short-term changes in the gold supply.
After the financial instability of the 1930s, the international monetary(货币的) system was rebuilt following
A. specificity
B. accuracy
C. ability to predict future trends
D. comprehensiveness

[判断题]A Required Reserve Ratio is a fraction of the deposits of the public that a bank holds in reserve.