Question

Assertion (A): Sample method of investigation is economical. Reason(R): In Sampling method, only limited number of items are investigated. I)Both Assertion(A) and Reason(R) are true and Reason(R) is the correct explanation of Assertion ii) Both Assertion(A) and Reason(R) are true and Reason(R) is not the correct explanation of Assertion iii) Assertion (A) is true but Reason (R) is false iv) Assertion (A) is false but Reason (R) is true​

Answer 1

Answer:

i)

Explanation:

option 1 is correct both A and R is correct

sample is economical because only limited number of items are investigated