Target Exam

CUET

Subject

-- Applied Mathematics - Section B2

Chapter

Index Numbers and Time Based Data

Question:

Time reversal test is satisfied by:

Options:

Simple aggregate method & Fisher's method

Fisher's Method

Laspeyre's And Paasche's Method

Paasche's and Fisher's Method

Correct Answer:

Simple aggregate method & Fisher's method

Explanation:

The correct answer is Option (1) → Simple aggregate method & Fisher's method

$\text{Time reversal test requires } P_{01} \cdot P_{10} = 1$

$\text{Only Fisher's Ideal Index satisfies this test}$

$\text{Thus, the correct pair containing Fisher's method is:}$