Question

What is the main objective of the statistic?

select one:
a) Make an inference about a population based on the information contained in the sample
b) establish without a doubt, a conclusion about some phenomenon
c) make an inference about the sample based on the information contained in the population
d) make inferences about a sample with a high degree of reliability.

Answer 1

Parameter : It is numerical aspects that shows characteristic of an entire population

Statistic: It is numerical aspects that shows characteristic of part of population or sample.

Inference: When we don’t know about population and we cannot study entire population, we collect some samples and make comment on population based on our sample.

The main objective of the statistic is make an inference about a population based on the information contained in the sample .

Option a) is correct answer.