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24-01-2017
Mathematics

contestada

What is the first quartile (Q1) of the data set?

48, 40, 59, 74, 51, 45, 62, 69

A.
74

B.
65.5

C.
46.5

D.
40

Respuesta :

Аноним Аноним

24-01-2017

Sequence = 40, 45, 48, 51, 59, 62, 69, 74

Median = 51+59 / 2 = 55
First quartile = 40, 45, 48, 51
So, it would be: 45 + 48 / 2 = 46.5

In short, Your Answer would be Option C

Hope this helps!

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