Z-Scores

Z-Scores

Assessment

Flashcard

Mathematics

9th - 11th Grade

Hard

CCSS
6.SP.B.5C, HSS.ID.A.4, HSS.ID.A.2

+1

Standards-aligned

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a Z-score?

Back

A Z-score indicates how many standard deviations an element is from the mean of a distribution.

2.

FLASHCARD QUESTION

Front

What does a Z-score of 0 represent?

Back

A Z-score of 0 indicates that the data point is exactly at the mean.

3.

FLASHCARD QUESTION

Front

How do you calculate a Z-score?

Back

Z-score = (X - Mean) / Standard Deviation, where X is the value.

4.

FLASHCARD QUESTION

Front

What does a positive Z-score indicate?

Back

A positive Z-score indicates that the data point is above the mean.

5.

FLASHCARD QUESTION

Front

What does a negative Z-score indicate?

Back

A negative Z-score indicates that the data point is below the mean.

6.

FLASHCARD QUESTION

Front

What is the significance of the 50th percentile?

Back

The 50th percentile is the median, meaning half of the data points are below this value.

Tags

CCSS.6.SP.B.5C

7.

FLASHCARD QUESTION

Front

What is the 75th percentile also known as?

Back

The 75th percentile is also known as the third quartile.

Tags

CCSS.6.SP.B.5C

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