10.4 - 10.5 Review

10.4 - 10.5 Review

Assessment

Flashcard

Mathematics

8th Grade

Practice Problem

Hard

CCSS
6.SP.B.5C, 6.SP.A.3

Standards-aligned

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is standard deviation?

Back

Standard deviation is a measure of the amount of variation or dispersion in a set of values. A low standard deviation indicates that the values tend to be close to the mean, while a high standard deviation indicates that the values are spread out over a wider range.

2.

FLASHCARD QUESTION

Front

How do you calculate standard deviation?

Back

1. Find the mean of the data set. 2. Subtract the mean from each data point and square the result. 3. Find the average of these squared differences. 4. Take the square root of that average.

3.

FLASHCARD QUESTION

Front

What is Mean Absolute Deviation (MAD)?

Back

MAD is the average of the absolute differences between each data point and the mean of the data set. It measures the dispersion of a data set.

Tags

CCSS.6.SP.B.5C

4.

FLASHCARD QUESTION

Front

How do you calculate Mean Absolute Deviation (MAD)?

Back

1. Find the mean of the data set. 2. Subtract the mean from each data point and take the absolute value of each result. 3. Find the average of these absolute differences.

Tags

CCSS.6.SP.B.5C

5.

FLASHCARD QUESTION

Front

What is the interquartile range (IQR)?

Back

The interquartile range is a measure of statistical dispersion, calculated as the difference between the third quartile (Q3) and the first quartile (Q1). It represents the range of the middle 50% of the data.

Tags

CCSS.6.SP.B.5C

6.

FLASHCARD QUESTION

Front

How do you find the interquartile range (IQR)?

Back

1. Arrange the data in ascending order. 2. Find Q1 (the median of the first half of the data) and Q3 (the median of the second half). 3. Subtract Q1 from Q3.

Tags

CCSS.6.SP.B.5C

7.

FLASHCARD QUESTION

Front

What does a low standard deviation indicate about a data set?

Back

A low standard deviation indicates that the data points tend to be close to the mean, suggesting less variability.

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