Answer:
When little or no data is available, the best forecasting methods to use are qualitative techniques such as market surveys.
Explanation:
The methods consisting of qualitative research make it possible for researchers to extensively examine and question respondents according to their responses, and trying to analyze what motives them and how they feel. By understanding the way in which an audience decides over something, researchers can conclude market research.
There was no uniform currency, states had too much power national government had nothing. there was no military/protection other than what the states could afford themselves. there were no taxes so funding was hard.
It is wise to save part of one's income because saving helps one save for major purchases and provides a safety net in the event of a financial emergency.
Option: C
Explanation:
Everyone should keep balance in his income and expenditure. If one fails to keep balance in between these he will be in great trouble in financial emergency. No one can predict correctly the future economic condition of a country. A country can face economic recession at any time. So one need to be very careful before spending all the earnings to maintain lavish life style.
Save one fixed part of your income in bank you will get interest of it, the amount will roll over and will come to you in double. So that time you can utilize the extra money for purchasing some of your choice able product and can save the principal amount simultaneously.
Answer:
Pretests provide a direct measure of change over time.
Explanation:
Pretest and post test are part of experimental design.
Experiments design are framework formed to plan about the experiment. so that steps and observation of experiment can be controlled and inference and can be most accurately deduced.
While there are many experimental design, the problem here is concerned about pretest and post test control group design.
In pretest test data about outcome is noted before any experiment is observed.
In post test data of outcome is noted after the experiment.
Almost every experiment include pretest and post methodology of experimental design to gauge differences in result and determine accurate behavior of experiment under study.
Hence, based on this Pretests provide a direct measure of change over time. is wrong option as the time is not an important fact here.