Random <u>selection </u>ensures that a sample is representative of the population. random <u>assignment </u>ensures that participant characteristics are equivalent across groups.
<h3>What is a representative sample?</h3>
Representative samples are little amounts or components that are a part of a bigger group or organization. It shares the same characteristics as the bigger population it represents.
Consider a company in Germany's Bavaria that is going to launch a new service or product. It would be difficult for the company to poll every Bavarian to determine how they felt about the launch. As an alternative, researchers can compile a small sample from various locations in Bavaria that will serve as a representative sample of the local populace. After that, a survey will be given to the respondents to gather their comments on the good or service. A "representative sample" is the term used to describe this selection of Bavarian individuals.
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The principal animal was the jaguar.
Answer:
U-boats were used primarily to -gather information about enemy movements by tracking warships. -protect the German coast from attack by Allied ships and submarines.
1. Health
Ensures that health costs are mitigated
2. Homeowners or Rental Insurance
Covers you in the case of disaster, theft, etc. If you volunteer on a board, can also be used to cover you if you are sued.
3. Life insurance
Ensures money for family upon death
4. Car/Motorcycle/Boat Insurance
Ensures protection in case of vehicle related accident
5. Liability insurance
Depending on the type of work done
6. Pet insurance
Depending on type of pet owned and plan for long term health
7. Flood insurance
Different from homeowners and crucial in this era of climate change.
Answer:
c) obtain energy, produce offspring, maintain their structure
