Question

mary is averaging her grandchildrens credit scores. she has arranged the scores in the table shown below. what is the median credit score in this group? (round to the nearest whole point, if applicable.)

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$$\begin{tabular}{|c|c|c|c|c|c|c|c|} \\hline 639 & 732 & 790 & 837 & 677 & 744 & 637 & 821 \\\\ \\hline \\end{tabular}$$

a. 735
b. 738
c. 757
d. there is no median in this group.

Explanation:

Arrange the data in ascending order

Using the Median Credit Score knowledge point

$$ 637, 639, 677, 732, 744, 790, 821, 837 $$

Identify the middle values

Using the Median Credit Score knowledge point

$$
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$$

Calculate the median

Using the Median Credit Score knowledge point

$$ \text{Median} = \frac{732 + 744}{2} = \frac{1476}{2} = 738 $$

Answer:

• a. 735
• b. 738 (Correct answer)
• c. 757
• d. There is no median in this group.