3 years ago

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

Mathematics

2 answers:

miv72 [106K]3 years ago

5 0

Answer:

= 15

Step-by-step explanation:

21 + 15 = 36

36/2 = 18

Therefore, 15 is the missing number :33

kiruha [24]3 years ago

4 0

Answer:

15.

Step-by-step 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.

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