The Statistic in Statistics is:
A: obtained from the data of the population.
B: reflection of the statistical characteristics of the population.r
C: an index calculated based on all data of the population.
D: obtained after studying all the individuals in the population.
E: a statistical indicator calculated based on the sample.
A: obtained from the data of the population.
B: reflection of the statistical characteristics of the population.r
C: an index calculated based on all data of the population.
D: obtained after studying all the individuals in the population.
E: a statistical indicator calculated based on the sample.
举一反三
- A Statistic is A: equal to a parameter of the population. B: an exact characteristic of the population. C: an index calculated based on all data of the population. D: obtained after studying all the individuals in the population. E: calculated based on a sample.
- After the epidemic infection of infectious diseases, specific immunity is obtained, which increases the immune population and reduces the susceptibility of the population.
- which statement is right? A: We can observe the entire population. B: A sample drawn from the population of interest. is not adequate to discribe population. C: In the Monte Carlo demonstration from last time, an individual dataset was the sample and the Data Generating Process described the population. D: none of the above is right
- A portion of the population selected to represent the population is called A: statistical inference B: descriptive statistics C: a census D: a sample
- A foreign population is referred to as an autochthonous population.