Question

डिफाइन द डाटा कलेक्शन विद इट्स मेरीट एंड डिमैरिट​

Answer 1

A Sample Investigation is the process of learning about the population based on a sample that you draw from it. In this technique, instead of using all items in a universe, you use only a part of the universe for study. Also, you draw conclusions based on the sample for the entire universe. Let’s look at the objectives, essentials, merits, and demerits of a sample investigation.

Answer 2

Answer:

In mathematics, a rational number is a number such as −3/7 that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q. Every integer is a rational number: for example, 5 = 5/1.

Explanation:

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