ISEE Middle Level Math : Mean

Study concepts, example questions & explanations for ISEE Middle Level Math

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Example Questions

Example Question #632 : Isee Middle Level (Grades 7 8) Mathematics Achievement

Find the mean for this set of numbers: 

Possible Answers:

Correct answer:

Explanation:

First add all the numbers from the set:

Then divide by the amount of numbers in the set:

Answer:

Example Question #71 : Mean

What is the mean of the set?

Possible Answers:

Correct answer:

Explanation:

The mean of a set is found by dividing the sum of the set by the number of items in the set. This gives us the equation:

Example Question #72 : Mean

Find the mean of this set of numbers:

Possible Answers:

Correct answer:

Explanation:

The mean is the average of the set.

First sum up the numbers:

Then divide the sum by the number of elements in the set:

Answer: 

 

 

Example Question #73 : Mean

Find the median of this set of numbers:

 

 

Possible Answers:

Correct answer:

Explanation:
First order the numbers from least to greatest:
 
 
Then identify the middle number:
 
Answer:

Example Question #74 : Mean

Find the mean of this set of numbers:

Possible Answers:

Correct answer:

Explanation:
The mean is the average of the set.
 
First add up the numbers:

Then divide by the number of elements in the set:

Answer:

Example Question #75 : Mean

Find the mean of this set of numbers:

Possible Answers:

Correct answer:

Explanation:

The mean is the average.

First, add up all of the numbers in the set:

Then, divide by the number of elements in the set:

Answer:

 

Example Question #76 : Mean

Solve using the distributive property:

 

Possible Answers:

Correct answer:

Explanation:

Multiply each number in parentheses by 3:

Then add them together:

Answer: 

Example Question #327 : Data Analysis

What is the mean of the given set?

Possible Answers:

Correct answer:

Explanation:

The mean of the set can be found by adding together all the numbers, and then dividing by the number of items in the set. 

Example Question #83 : How To Find Mean

Find the mean of this set of numbers:

Possible Answers:

Correct answer:

Explanation:

First add up all of the numbers in the set:

Then divide by the number of elements in the set:

Answer:

Example Question #84 : How To Find Mean

In Ms. Olson's class, there were 5 students who took an exam, earning a mean score of 86. Jacob then took the exam as well, earning a score of 91. What is the new mean?

Possible Answers:

Correct answer:

Explanation:

The mean is found by adding the scores together, and then dividing by the number of items. 

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