Choose the correct option to fill in the blank in the given sentence:
Statistics is an______tool for researchers that enables them to make inference of generalisations about population.
Answer & explanation
Correct answer: option 3
The correct answer is Option (3) → indispensable
Complete sentence: Statistics is an indispensable tool for researchers that enables them to make inference of generalisations about population. Researchers cannot draw conclusions about a population without statistics, so it is an indispensable tool for them.
| Word | Meaning | Example |
|---|---|---|
| (1) imperceptible | too small or slight to be noticed (it says nothing about the usefulness of a tool) | The change in his voice was almost imperceptible. |
| (2) indistinct | not clear, difficult to see or hear (it does not describe a tool that enables research) | The writing on the old stone was indistinct. |
| (3) indispensable (answer) | absolutely necessary, impossible to do without | A mobile phone has become indispensable in daily life. |
| (4) inconsequential | unimportant (it is the opposite of what the sentence says about statistics) | The small spelling error was inconsequential. |
| Also asked in CUET (UG): imperceptible – 25-05-2026 Slot 2 indispensable – 25-05-2026 Slot 1, 21-05-2025 Slot 1 |