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\(\pi\)
e
\(\frac{a}{b}\)
!
←
→
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\(\sqrt{\,}\)
\(a^{b}\)
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\(\div\)
log
ln
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\(\times\)
cos
cos⁻¹
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sin
sin⁻¹
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=
+
tan
tan⁻¹
The following data shows the marks (out of 20) obtained by 9 students in a math exam: $$1,\ 19,\ 10,\ 2,\ 18,\ 11,\ 5,\ 15,\ 10$$Find the
interquartile range
of the marks.
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1
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*
C
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