Answer:
proportionate stratified random sampling
Explanation:
When you use a proportionate stratified random sample, you must assign every stratum of the total population a sampling fraction proportional to its size. Since 60% of the psychology students are women, then 60% of the samples will come from women.
Answer:
extended problem solving
Explanation:
A situation where a buyer is buying a product he or she has never bought before hence requires considerable efforts, such is termed extended problem solving. The reason is that a buyer does not have prior experience about the product or the supplier, thereby creating complex buying decisions.
In extended problem solving, buyers evaluate and search for information about products they intend to buy due to the fact that they are not familiar with the products. Here, buyers search for all available information inorder to choose among brands of products they intend to buy; being the first time of purchasing such.
Answer:
3.14 years
Explanation:
Year Cash flow Accumulated cash flows
0 -$4,900 -$4,900
1 $1,150 -$3,750
2 $1,350 -$2,400
3 $2,230 -$170
4 $1,250 $1,080
3 years + $170/$1,250 = 3.14
The payback period is 3.14 years, or 3 years, 1 month and 19 days.
Solution :
Initial amount is : $1091 .
Rate, r = 0.12 .
Let, amount will be $1728 in t years.
So,

Hence, this is the required solution.