115k views
23 votes
The Median of the data set is 18.What number is missing?
12, 17,_, 21, 13,25,

2 Answers

3 votes

Answer:

15.

Explanation:

There are 6 ( even number) of values in the data so:-

the median is the mean of the 2 middle numbers.

Therefore, we have:

(x + 21)/2 = 18 where x is the missing number.

x + 21 = 2*18

x = 36 - 21 = 15.

User John Whitley
by
8.4k points
1 vote

Answer:

= 15

Explanation:

21 + 15 = 36

36/2 = 18

Therefore, 15 is the missing number :33

User Nhuluseda
by
7.6k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories