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WAEC Economics 2023 Paper

Question : 45

Total: 50

Solution:

Concept:

The median is the middle value when data is arranged in ascending order.

Explanation:

Arrange the marks in ascending order:

5, 6, 7, 7, 7, 8, 8, 9, 9

There are 9 students, which is an odd number.

For odd

n

, the median is the

\frac{n+1}{2}

th term.

Here, median position is

\frac{9+1}{2} = 5

th term.

The 5th term in the ordered list is

7

So the median mark is

7

Answer:

A. 7

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