6.1 Review (MMMR and %)

Front

What is the average?

Back

The average is the sum of a set of values divided by the number of values. It represents a central value in a data set.

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How do you calculate the mean of a set of numbers?

Back

To calculate the mean, add all the numbers together and then divide by the total count of the numbers.

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What is the median?

Back

The median is the middle value in a list of numbers sorted in ascending order. If there is an even number of values, the median is the average of the two middle numbers.

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How do you find the median of a set of numbers?

Back

1. Arrange the numbers in ascending order. 2. Identify the middle number (or average the two middle numbers if there is an even count).

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What is the range of a set of numbers?

Back

The range is the difference between the highest and lowest values in a set of numbers.

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How do you calculate the range?

Back

To calculate the range, subtract the smallest number from the largest number in the set.

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What is a data set?

Back

A data set is a collection of related values or observations that can be analyzed.

Front

What does it mean to find the average score?

Back

Finding the average score involves calculating the mean of all scores to determine a central performance level.

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What is the formula for calculating the average?

Back

Average = (Sum of all values) / (Number of values)

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What is an outlier in a data set?

Back

An outlier is a value that is significantly higher or lower than the other values in a data set.