(Answered) Please make examples thorough enough at least 100 words

Statistics

Please make examples thorough enough at least 100 words each response.

In your own words what is the difference between permutations and combinations? I need 3 real world examples of where order matters in a choice ¦.and have to make and 3 examples of choices where order does not matter.

What are some of the benefits of being able to find the expected value of a probability distribution? Give an example of how this could be used your advantage in a business setting.

What can variance and standard deviation tell you about a set of data? How do you know what is an acceptable level of variance for your data? Give an example of a real world situation where you can apply your knowledge of variance and standard deviation.

Why is a normal distribution curve a good way to display data? What are the two main properties that describe the curve and what can you tell by just those two numbers. Give an example of a real world situation where you could use a normal curve to make a decision.

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