2020-10-14到2021-01-25
Part 1： Basic Statistics： Chapter 1 Estimation： Confidence intervals Test 1
1、 When estimating population parameters, a point estimate is:
A:A range of possible values for a population parameter.
B:Always equal to a population value.
C:A statistic that estimates a population parameter.
D:The population mean.
答案: A statistic that estimates a population parameter.
2、 A characteristi