The following table shows the values of y for different values of x:
1 answer:
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Answer: The interquartile range= 12
Step-by-step explanation:
From the given the lower quartile = 42
the middle quartile = 49
The upper quartile = 54
We know that the interquartile range is given by:=-
Interquartile range= upper quartile- lower quartile or
⇒
Hence, the interquartile range of the data displayed in this box-and-whisker plot is 12.