Common Core: 7th Grade Math : Use Measure of Center and Measure of Variability to Compare Populations: CCSS.Math.Content.7.SP.B.4

Study concepts, example questions & explanations for Common Core: 7th Grade Math

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Example Questions

Example Question #43 : Statistics & Probability

A teacher is comparing two students' median test scores, as show in the dot plots below. Which student had a higher median score, and what was this student's median score? 


1

2

Possible Answers:

Student B- 

Student B- 

Student A- 

Student A- 

Correct answer:

Student B- 

Explanation:

The median is the middle number of a set of data points. 

To solve for the median, we list our data points in order from least to greatest, and then find the number in the middle. 

Student A:

Student B:

Student B has the higher median score, 

Example Question #44 : Statistics & Probability

A teacher is comparing two students' median test scores, as shown in the dot plots below. Which student had a higher median score, and what was this student's median score? 


1

2

Possible Answers:

Student A- 

Student B- 

Student B- 

Student A- 

Correct answer:

Student B- 

Explanation:

The median is the middle number of a set of data points. 

To solve for the median, we list our data points in order from least to greatest, and then find the number in the middle. 

Student A:

Student B:

Student B has the higher median score, 

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