To avoid the problem of not having access to Tables of F distribution with values given for the lower tail, the numerator of the test statistic should be the one with
the larger sample variance
举一反三
- For an F distribution, the number of degrees of freedom for the numerator
- If the p-value of a test statistic is .20 and the level of significance is .05, the null hypothesis should be rejected.
- Which of the following is a statistic that can be used to test hypotheses about a single population parameter？（ ） A: χ2 statistic B: F statistic C: Durbin Watson statistic D: t statistic
- Which of the following is a statistic that can be used to test hypotheses about a single population parameter? A: F statistic B: t statistic C: LM statistic D: Durbin Watson statistic
- Which of the following is a statistic that can be used to test hypotheses about a single population parameter? 未知类型：{'options': ['F statistic', 't statistic', 'Durbin Watson statistic', ''], 'type': 102}
内容
- 0
A test plan should be as thorough as possible in order to avoid misunderstanding.
- 1
In a test of the mean of a population, if the population variance is: A: known, a z- distributed test statistic is appropriate. B: known, a t- distributed test statistic is appropriate. C: unknown, a z -distributed test statistic is appropriate.
- 2
One should try to avoid moving...ns _____ in Chinese.
- 3
（）good health, one can achieve anything. A: Giving B: Having given C: Given D: Having been give
- 4
Athletes should avoid having drinks containing caffeine, for they are hundred-percent harmful to the athletes’ sports performance.