All ISEE Middle Level Math Resources
Example Questions
Example Question #39 : Mean
Find the average of this set of numbers:
First, add up all of the numbers:
Then, divide by 5, because there are five numbers in the data set:
Example Question #40 : Mean
Find the mean in this set of numbers:
63
63
First, add up all of the numbers in this set:
Then, divide by , because there are seven numbers in the set:
Example Question #41 : How To Find Mean
In the first grade, there are three classrooms. The three classes have 24, 29 and 31 students in them. What is the average number of students in a first grade class?
First, add up the number of students:
Then, divide by 3:
Example Question #42 : How To Find Mean
Alex played the piano for 35 minutes on Monday, 42 minutes on Wednesday and 37 minutes on Thursday. On average, how many minutes did Alex play the piano on each day?
First add up the numbers:
Then, divide by 3, because Alex played piano on three different days:
Answer: 38 minutes
Example Question #43 : How To Find Mean
Find the mean of this set of numbers:
First, add up all the numbers in the set:
Then, divide by 7, because there are seven numbers in the data set:
Example Question #61 : Data Analysis And Probability
Jason has taken five tests this quarter in school. What is his average if his grades for the five tests are 81, 78, 91, 88 and 93?
First add up all of the scores:
Then, divide that number by the total number of tests that Jason took:
Answer: Jason's average is 86.2
Example Question #44 : How To Find Mean
Find the mean in this set of numbers:
First, add the numbers in the set:
Then, divide by :
Example Question #287 : Data Analysis
Find the mean of the following set of numbers:
54.5
46.7
40.9
43
46.7
The mean is equal to the sum of the values divided by the total number of values.
Example Question #45 : How To Find Mean
What is the mean of the following numbers?
The mean can be determined by dividing the sum of the values by the total number of values.
Example Question #46 : How To Find Mean
Find the mean in this set of numbers:
First, add all the numbers in this set:
Then, divide by 5:
Answer: The mean is 594.