Environmental Studies Short Question | Gkseries

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choose-an-appropriate-hypothesis-testing-method-for-the-condition-where-the-variance-is-an-unknown-parameter-of-a-population

Choose an appropriate hypothesis testing method for the condition where the variance is an unknown parameter of a population of independent observations :

[A] Z-test

[B] χ² -test

[C] t-test

[D] F-test

Answer & Explanation
Answer: χ² -test