Algebra 1 : How to find median

Study concepts, example questions & explanations for Algebra 1

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Example Questions

Example Question #31 : How To Find Median

What is the median if the letters are arranged in alphabetical order?Q10

Possible Answers:

Correct answer:

Explanation:

There are a total of  letters. To find median, we know the middle number in the set is at . This means at the seventh position of letters in alphabetical order , we have the letter 

Example Question #31 : How To Find Median

What is the median?

Possible Answers:

Correct answer:

Explanation:

To find the median, first solve the values of the exponents. We have . In increasing order, we get .

Since there are six numbers, we take the average of the third and fourth numbers which are  and .

The average is  or 

Example Question #31 : How To Find Median

Find the median of this set of numbers. 

 

Possible Answers:

Correct answer:

Explanation:

Rearrange the numbers into increasing order.

The number in the center of the set is the median: 243

Example Question #32 : How To Find Median

What is the median of ?

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Correct answer:

Explanation:

The median is the number in the exact middle of a series. This is different from the mean because you do not divide by the total number of elements in the sereis. To start, you have to put the numbers in order from smallest to largest. Since the series is not an odd number, you have to take the average of the two middle numbers to find the median. 

Example Question #31 : How To Find Median

What's the median?

Possible Answers:

Correct answer:

Explanation:

Median is the middle number in an increasing set. In the set, the numbers are not arranged in increasing order. The correct order is . There are five numbers, so the middle is the third number which is 

Example Question #36 : How To Find Median

What's the median?

Possible Answers:

Correct answer:

Explanation:

Median is the middle number in an increasing set. In the set, the numbers are not arranged in increasing order. The order is . Remember when ordering negative number, the bigger the negative, the smaller the number it is. There are seven numbers, so the middle is the fourth number which is 

Example Question #37 : How To Find Median

What is  if we want the median to be ?

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Correct answer:

Explanation:

Since they are already arranged in increasing order, we just need to find the value to make the median . There is an odd number so the middle number is indeed . We can just say  which fits the question's description. 

Example Question #38 : How To Find Median

What's  if median is ?

Possible Answers:

Correct answer:

Explanation:

Let's arrange in increasing order. Remember with negative numbers, the bigger the value, the smaller it is. So we have . The reason it's arranged like this is because we have an odd number set and the median is  which we will let  to be.

Example Question #39 : How To Find Median

What is the median of the first five prime numbers?

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Correct answer:

Explanation:

Prime numbers are numbers with factors of one and itself.  is not a prime number so we start with . The next four numbers are . The middle number is the third one in the set which is  and our answer. 

Example Question #32 : How To Find Median

Find the median of the numbers .

Possible Answers:

Correct answer:

Explanation:

The median is the number in the middle when listing the set in order.

In order, the numbers are:

so 3 is the median.

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