When we test instrument relevance in practice, we can
A: use the residual from the 2nd stage of the 2SLS
B: use the residual from the true model
C: apply significance test on the 1st stage of the 2SLS
D: none of the above.
A: use the residual from the 2nd stage of the 2SLS
B: use the residual from the true model
C: apply significance test on the 1st stage of the 2SLS
D: none of the above.
C
举一反三
- For 3-winding transformers, when we do the short circuit test, we can measure from winding 3, with winding 1 shorted and winding 2 open, then can get leakage impedance Z13 value. ( <br/>)
- Are we allowed to __________ a dictionary in the test? A: employ B: utilize C: apply D: use
- When comparing the means of three groups and above in population, we use A: t-test B: ANOVA C: Chi-square D: Rank test
- in comparing the means of two independent population , sample are randomly selected from normally distributed populations and population variances are equal, we can use paired t test for the mean difference.
- When we are introducing objects, presenting options and facts, and distinguishing between points, ideas, and facts, what gesture can we use? A: The “Chop”. B: The “Give”. C: The “Show”. D: None of the above.
内容
- 0
we should mention where it come from when we use proverbs and common knowledge.
- 1
In this stage we are still viewing the new environment from ________ perspective.
- 2
In the final stage of culture shock, we have recovered or nearly recovered from the symptoms of culture shock. Is that true or false?（）
- 3
When<br/>we are introducing objects, presenting options and facts, and<br/>distinguishing between points, ideas, and facts, what gesture can we<br/>use?() A: The “Give”. B: The “Chop”. C: None of the above. D: The “Show”.
- 4
At the practice stage, the lesson moves from ______ practice to ______ practice.