ISEE Middle Level Math : How to find mean

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

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Example Questions

Example Question #581 :Isee Middle Level (Grades 7 8) Mathematics Achievement

Patricia is shopping for a coat. She is considering three coats. Each costs $85.98, $93.29 and $88.99, respectively. What is the average price of a coat she is considering?

Possible Answers:

Correct answer:

Explanation:

First, add up all of the prices:

Then, divide.

一个nswer: The average price of a coat is $89.42.

Example Question #582 :Isee Middle Level (Grades 7 8) Mathematics Achievement

Find the mean in this set of numbers:

11, 14, 13, 12, 18, 14, 12, 14, 17, 15

Possible Answers:

Correct answer:

Explanation:

First, add up all of the numbers:

Then, divide by ten because there are ten numbers in the set:

一个nswer: The mean is 14.

Example Question #583 :Isee Middle Level (Grades 7 8) Mathematics Achievement

Find the mean of this set of numbers:

787、778、878, 877, 780

Possible Answers:

Correct answer:

Explanation:

First add up all of the numbers in the set:

Then, divide by five because there are five numbers in the set:

一个nswer: The mean is.

Example Question #584 :Isee Middle Level (Grades 7 8) Mathematics Achievement

Norma made 11 Valentine's Day cards on Saturday, 13 on Sunday, and 9 on Monday? On average how many cards did Norma make each day?

Possible Answers:

Correct answer:

Explanation:

First, add the numbers:

Then, divide by 3:

一个nswer: On average, Norma made 11 cards each day.

Example Question #585 :Isee Middle Level (Grades 7 8) Mathematics Achievement

Find the mean of this set of numbers:

Possible Answers:

Correct answer:

Explanation:

First, add the numbers:

Then, divide by 7:

Example Question #41 :How To Find Mean

Find the mean of this set of numbers:

Possible Answers:

Correct answer:

Explanation:

First add the numbers in the set:

Then, divide by 7:

Example Question #42 :How To Find Mean

Peter went fishing and caught 5 fish the first hour, 3 fish the second hour, and 4 the last hour. On average, how many fish did Peter catch per hour?

Possible Answers:

Correct answer:

Explanation:

First, add up the three numbers:

Then, divide by 3, because there are three numbers in the data set:

一个nswer: On average, Peter caught 4 fish per hour.

Example Question #586 :Isee Middle Level (Grades 7 8) Mathematics Achievement

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 5, because there are five numbers in the data set:

Example Question #587 :Isee Middle Level (Grades 7 8) Mathematics Achievement

Find the average of this set of numbers:

Possible Answers:

Correct answer:

Explanation:

First, add up all of the numbers:

Then, divide by 5, because there are five numbers in the data set:

Example Question #31 :Data Analysis

Find the mean in this set of numbers:

Possible Answers:

63

Correct answer:

63

Explanation:

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

Then, divide by, because there are seven numbers in the set:

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