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djyliett [7]
3 years ago
15

What is the value of the first quartile, (Q1)? A .5 B 3.5 C 2.25 D 1.5

Mathematics
1 answer:
Oduvanchick [21]3 years ago
8 0
We have
0.5, 1.5, 2.25, 3.0, 3.5
then the median is 2.25, we have the two halves:
<span>h1 = 0.5, 1.5
</span>h2 = <span>3.0, 3.5
</span>so the first quartile, Q1 is the median of the lower half of the data:
Q1 = (0.5 + 1.5)/2
Q1 = 1

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