举一反三
- Which of the following is a method of probability sampling? A: Simple random sampling B: Systematic sampling C: Stratified sampling D: All of the above are methods of probability sampling.
- Which of the following sampling methods does not lead to probability samples? A: stratified sampling B: cluster sampling C: systematic sampling D: convenience sampling
- 中国大学MOOC: Which of the following is a method of probability sampling?
- 84 It has been decided that systematic sampling would be applied to the audit of Tirrol Co’s inventory. Which of the following sampling methods correctly describes systematic sampling?
- Which of the following statements about sampling is appropriate? A: Sampling risk could be reduced to zero by enlarging the sample size B: Sampling risk could be quantified in a statistical sampling C: Non-sampling risk could be reduced to zero by enlarging the sample size D: Non-sampling risk doesn’t exist during tests of controls
内容
- 0
Which of the following is true about the sampling distribution of the sample mean? A: The mean of the sampling distribution is always μ. B: The standard deviation of the sampling distribution is always σ. C: The shape of the sampling distribution is always approximately normal. D: D) All the alternatives are correct
- 1
Which are the common used ways to sampling? A: Simple random sample without replacement B: Simple random sample with replacement C: Stratified sample D: Cluster sample
- 2
Which of the following is NOT a reason for the need for sampling?
- 3
Which of the following sentences indicates “probability”?
- 4
Which of the following is an example of nonprobabilistic sampling? A: Simple random sampling B: Stratified simple random sampling C: Cluster sampling D: Judgment sampling