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Flashcards on Statistics: Data Interpretation and Analysis
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What is the mean of a data set?
The average value of the data set.
What is the median of a data set?
The middle value of the data set when arranged in ascending or descending order.
What is the mode of a data set?
The value(s) that appear most frequently in the data set.
What is the range of a data set?
The difference between the maximum and minimum values in the data set.
What is a histogram used for?
It is used to represent the distribution of continuous or grouped data.
What is a bar graph used for?
It is used to represent the distribution of categorical or discrete data.
What is a scatter plot used for?
It is used to show the relationship between two variables in a data set.
What is correlation?
It measures the strength and direction of the linear relationship between two variables.
What is standard deviation?
It measures the spread or variability of a data set.
What is a frequency table?
It is a table that shows the number of times each value occurs in a data set.
What is the interquartile range?
It is the range of the middle 50% of a data set.
What is the formula for calculating the mean?
Sum of all values divided by the number of values.
What is the formula for calculating the median?
Middle value of the ordered data set or the average of the two middle values.
What is the formula for calculating the mode?
Value(s) with the highest frequency in the data set.
What is the formula for calculating the range?
Difference between the maximum and minimum values in the data set.
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Test Your Knowledge
What is the mean of a data set?
The average value of the data set.
The middle value of the data set when arranged in ascending or descending order.
The value(s) that appear most frequently in the data set.
The difference between the maximum and minimum values in the data set.
Check Answers
What is a scatter plot used for?
To represent the distribution of continuous or grouped data.
To show the relationship between two variables in a data set.
To show the relationship between two variables in a data set.
To measure the strength and direction of the linear relationship between two variables.
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What does standard deviation measure?
The middle value of the data set when arranged in ascending or descending order.
The difference between the maximum and minimum values in the data set.
The average value of the data set.
The spread or variability of a data set.
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What is a bar graph used for?
To represent the distribution of continuous or grouped data.
To represent the distribution of categorical or discrete data.
To show the relationship between two variables in a data set.
To measure the strength and direction of the linear relationship between two variables.
Check Answers
What is correlation?
The average value of the data set.
It measures the strength and direction of the linear relationship between two variables.
The middle value of the data set when arranged in ascending or descending order.
The value(s) that appear most frequently in the data set.
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What is the mode of a data set?
The average value of the data set.
The value(s) that appear most frequently in the data set.
The middle value of the data set when arranged in ascending or descending order.
The difference between the maximum and minimum values in the data set.
Check Answers
What is the interquartile range?
The value(s) that appear most frequently in the data set.
The range of the middle 50% of a data set.
The average value of the data set.
The difference between the maximum and minimum values in the data set.
Check Answers
What is the formula for calculating the median?
Sum of all values divided by the number of values.
Middle value of the ordered data set or the average of the two middle values.
The value(s) that appear most frequently in the data set.
The difference between the maximum and minimum values in the data set.
Check Answers
What is a frequency table?
The range of the middle 50% of a data set.
The average value of the data set.
The difference between the maximum and minimum values in the data set.
A table that shows the number of times each value occurs in a data set.
Check Answers
What is the range of a data set?
The average value of the data set.
The value(s) that appear most frequently in the data set.
The difference between the maximum and minimum values in the data set.
The middle value of the data set when arranged in ascending or descending order.
Check Answers
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