In Economic theory, we learn that generally, the more older people there are, there is an increase in the demand of healthcare. As a result, the increase in demand for healthcare may increase prices and cause a higher demand for doctors and nurses.
Answer: (2823, 3417)
Explanation:
The confidence interval for the population mean is given by :-
, where E is the margin of error.
Formula for Margin of error :-

Given : Significance level : 
Sample size = 20


Critical value : 
Margin of error : 
Now, the 95% confidence interval for the population mean will be :-

Personally I spend about 4 hours on schoolwork (assuming there are no projects).
(4 hours because I'm taking 4 APs)
I spend extra 2-3 hours just reviewing/studying.
The remaining time is used to have fun ;)
Once the final prototype is approved, the next step Foods international should do will most likely be test marketing. Test marketing is an experiment which is conducted in a field laboratory. The field laboratory denotes the test market and is comprised of actual stores and real-life buying situations
. This tool is used by companies to check the viability of their new product before it is being launched in the real market.
Read more: http://www.businessdictionary.com/definition/test-marketing.html