Practice How Many Classes Should We Have? (3.5.3)

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6 sample questions

Question 1.
Define classification in statistics.
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Think about how you group types of books.
Question 2.
What is a frequency distribution?
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It's like a summary of how many students scored in each grade range.
3Question 3.
What is classification in statistics?
- A method of grouping data
- An accounting process
- A type of graph
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Remember, it's how we sort things.
4Question 4.
True or False: Bivariate data involves one variable.
- True
- False
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Think about how many aspects you are examining.
Question 5.
Using a dataset of 100 students' grades, determine appropriate class intervals for a frequency distribution. How would you decide on the size of each class?
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Consider how you would group them into A, B, C grades.
Question 6.
Create a bivariate frequency distribution using the sales and advertising expenditures of 10 local firms. What class intervals will you choose?
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Think about common ranges for small businesses.

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