Question

What is the third quartile of this data set 21, 24, 25, 28, 29, 35, 37, 39, 42

Answer 1

38.

Explanation:

The data is arranged in ascending order and there are 9 numbers in the list.

The median is the middle number

= 29.

So the third quartile is the middle value of the last 4 values:

= (37 + 39) /2

= 38.

Answer 2

I think its 38 or 39 I am pretty sure its 38 though

Explanation:

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