Question

inferences based on sample observation can be?​

Answer 1

Step-by-step explanation:

Statistical inference involves hypothesis testing (evaluating some idea about a population using a sample) and estimation (estimating the value or potential range of values of some characteristic of the population based on that of a sample).

Answer 2

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A well chosen sample will contain most of the information about a particular population parameter but the relation between the sample and the population must be such as to allow true inferences to be made about a population from that sample. ... 1 A sample so chosen is called a random sample.