<span>collinearity refers to the degree of correlation among independent variables in a regression model. it does not reduce the predictive power or reliability of the model as a whole, at least within the sample data sets, it only affects calculations regarding individual predictors.</span>
Answer:
B) quota sample
Explanation:
Remember, Leslie was initially concerned about the types of persons in the shopping mall, who she believed would not represent the research area since they may likely be mostly female and they will have higher incomes than the general population.
However, using Quota sampling method, Weber Research, Inc. could look for consumer that are more likely to use the device and taste the food cooked in the device, this consumers would be divided into quotas or groups having similar characteristics and then a sample would of the population will be researched on.
Accountancy is accountants have long coffee
Answer:
The correct answer is letter "A": Screening mechanism.
Explanation:
The screening mechanism is the activity in which people identify good qualities in others by evaluating their actions and matching them with their own behavior so they can eventually qualify those other people as suitable for them or not.
In the example, <em>Sally must consider a good practice to give generous tips to waiters since only if Andy, her date, does such a thing, she will consider dating him again. What Sally conducted is an example of a screening mechanism.</em>
Answer:
True
Explanation:
Consumer price index measures the changes in price level of a basket of goods.
If consumer price index falls if means price level has fallen , goods become cheaper and the same amount of money can buy more quantities of goods and services.
Conversely if consumer price index rises, price level has increased, goods and services become more expensive and more amount of money would be needed to maintain the same level of consumption.
CPI is calculated as cost of basket of goods in a given year / cost of basket of goods in a base year
I hope my answer helps you