correlation

correlation

Assessment

Flashcard

Mathematics

12th Grade

Practice Problem

Hard

CCSS
HSS.ID.B.5, HSS.ID.C.9, HSS.ID.C.8

+2

Standards-aligned

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is correlation?

Back

Correlation is a statistical measure that describes the extent to which two variables change together. A positive correlation means that as one variable increases, the other also increases, while a negative correlation means that as one variable increases, the other decreases.

Tags

CCSS.HSS.ID.C.9

2.

FLASHCARD QUESTION

Front

What is the range of correlation coefficients?

Back

The correlation coefficient (r) ranges from -1 to 1. An r of 1 indicates a perfect positive correlation, -1 indicates a perfect negative correlation, and 0 indicates no correlation.

Tags

CCSS.HSS.ID.B.5

3.

FLASHCARD QUESTION

Front

What does a correlation coefficient of 0 indicate?

Back

A correlation coefficient of 0 indicates that there is no linear relationship between the two variables.

Tags

CCSS.HSS.ID.B.5

4.

FLASHCARD QUESTION

Front

What does a positive correlation indicate?

Back

A positive correlation indicates that as one variable increases, the other variable also tends to increase.

Tags

CCSS.HSS.ID.B.5

5.

FLASHCARD QUESTION

Front

What does a negative correlation indicate?

Back

A negative correlation indicates that as one variable increases, the other variable tends to decrease.

Tags

CCSS.HSS.ID.B.5

6.

FLASHCARD QUESTION

Front

What is a scatterplot?

Back

A scatterplot is a graphical representation of two variables, where each point represents an observation. It is used to visualize the relationship between the variables.

Tags

CCSS.8.SP.A.1

7.

FLASHCARD QUESTION

Front

What is a line of best fit?

Back

A line of best fit is a straight line that best represents the data on a scatterplot. It minimizes the distance between the line and all the data points.

Tags

CCSS.8.EE.B.5

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