The classes 30 – 39, 40 – 49, 50 – 59 are called ……… .
The classes 30 – 39, 40 – 49, 50 – 59 are called ……… .
A) Inclusive classes
B) Exclusive classes
C) Overlapping classes
D) Real classes
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Correct option is (A) Inclusive classes
The given classes 30–39, 40–49, 50–59 includes end-points.
\(\therefore\) These classes are called inclusive classes.
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