Review
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the lower boundary in a data set?
Back
The lower boundary is found by subtracting 0.5 from the lower limit of the data set.
2.
FLASHCARD QUESTION
Front
How do you determine the number of employees with a salary below a certain amount?
Back
Count the number of employees whose salaries are less than the specified amount.
3.
FLASHCARD QUESTION
Front
What is the third quartile (Q3) in a data set?
Back
The third quartile is the value that separates the highest 25% of the data from the rest.
4.
FLASHCARD QUESTION
Front
What does N represent in frequency distribution?
Back
N refers to the sum of the frequencies in a data set.
5.
FLASHCARD QUESTION
Front
How do you calculate cumulative frequency?
Back
Cumulative frequency is calculated by adding the frequency of each class to the sum of the frequencies of all previous classes.
6.
FLASHCARD QUESTION
Front
What is the purpose of arranging data in ascending order?
Back
Arranging data in ascending order helps in identifying medians, quartiles, and other statistical measures.
7.
FLASHCARD QUESTION
Front
What is a frequency distribution?
Back
A frequency distribution is a summary of how often each value occurs in a data set.
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