A: axiology
B: statistics
C: ecology
D: dynamics
举一反三
- A foreign population is referred to as an autochthonous population.
- A portion of the population selected to represent the population is called A: statistical inference B: descriptive statistics C: a census D: a sample
- I don’t know ____ . A: what the population of Tianjin is B: what is the population of Tianjin C: how much the population in Tianjin is D: how much is the population in Tianjin
- What ______ the population of China ? One-third of the population ______ workers here. ( ). A: is; is B: are; are C: are; is D: is; are
- Characteristics of a population are called: A: parameters B: statistics C: estimates D: variance
内容
- 0
----What ______the population of China?--China has a population of around 1.4 billion. One-third of the population ______ workers here. A: is; are B: are; are C: is; is D: are; is
- 1
In order to construct a confidence interval estimate of the population mean, the value of the population mean is needed.
- 2
What _____ the population of China? One-third of the population _____ workers here.
- 3
The influence of weights on the weighted arithmetic mean is determined by () A: Value size of each group of character values B: What is the absolute number of weights C: Proportion of the number of units in each group to the population number of units D: What is the population number of units
- 4
----What ______the population of China? --China has a population of around 1.4 billion. One-third of the population ______ workers here.