Which of the following is true of Chow test?
A: It is a type of t test.
B:
It is only valid under
homoskedasticty.
C: It is a type of sign test.
D: It is only valid under heteroskedasticity
A: It is a type of t test.
B:
It is only valid under
homoskedasticty.
C: It is a type of sign test.
D: It is only valid under heteroskedasticity
举一反三
- ______ is one that produces consistent results when administered on different occasions. A: A valid test B: A reliable test C: A diagnostic test D: An integrative test
- jQuery类选择器可以通过指定的class查找元素语法是（） A: $（"test."） B: $（"test"） C: $（"#test"） D: $（".test"）
- An analyst does research about hypothesis testing. Which of the following test statistics is most appropriate test statistics for two means based on samples that we believe are dependent A: T-test. B: F-test. C: Chi-square test.
- If the test takers find an item to which an answer is not known, it may be _______ to leave it blank and go on with the test.
- What did Helen recently pass A: A test in a composition class. B: A road test. C: The written test for her driver’s license. D: A road.