问题如下图:为什么选C???????
选项:
A.
B.
C.
D.
解释:
NO.PZ2018062016000123问题如下Whiof the following statements about one-si hypothesis test is most corre?A.We rejethe null only if the evinincates ththe population parameter is smaller or larger ththe criticvalue.B. not have Type I error.C.We rejethe null only if the evinincates ththe test statistic is greater thor less ththe criticvalue.C is correct. finition, one-si hypothesis test also calleone-tailehypothesis test, whirejerule is rejethe null only if the evinincates ththe test statistic is greater thor less ththe criticvalue.想问问以下解题思路是否准确。one taile—拒绝域看Ha的符号—Ha X,则拒绝域在右边。如果Ha X,则拒绝域在左边—如果在左边,test statistic(带负号) 小于criticvalue(带负号),则rejeH0。
NO.PZ2018062016000123问题如下Whiof the following statements about one-si hypothesis test is most corre?A.We rejethe null only if the evinincates ththe population parameter is smaller or larger ththe criticvalue.B. not have Type I error.C.We rejethe null only if the evinincates ththe test statistic is greater thor less ththe criticvalue.C is correct. finition, one-si hypothesis test also calleone-tailehypothesis test, whirejerule is rejethe null only if the evinincates ththe test statistic is greater thor less ththe criticvalue.这句话应该怎样理解?是否理解为检验值只能落在less th或 greater than其中一个区域?而two-taile必须同时要落在两个拒绝域才符合拒绝条件?
NO.PZ2018062016000123 问题如下 Whiof the following statements about one-si hypothesis test is most corre? A.We rejethe null only if the evinincates ththe population parameter is smaller or larger ththe criticvalue. B. not have Type I error. C.We rejethe null only if the evinincates ththe test statistic is greater thor less ththe criticvalue. C is correct. finition, one-si hypothesis test also calleone-tailehypothesis test, whirejerule is rejethe null only if the evinincates ththe test statistic is greater thor less ththe criticvalue. a c 请问有什么不同?
NO.PZ2018062016000123 问题如下 Whiof the following statements about one-si hypothesis test is most corre? A.We rejethe null only if the evinincates ththe population parameter is smaller or larger ththe criticvalue. B. not have Type I error. C.We rejethe null only if the evinincates ththe test statistic is greater thor less ththe criticvalue. C is correct. finition, one-si hypothesis test also calleone-tailehypothesis test, whirejerule is rejethe null only if the evinincates ththe test statistic is greater thor less ththe criticvalue. RT
NO.PZ2018062016000123问题如下 Whiof the following statements about one-si hypothesis test is most corre?A.We rejethe null only if the evinincates ththe population parameter is smaller or larger ththe criticvalue.B. not have Type I error.C.We rejethe null only if the evinincates ththe test statistic is greater thor less ththe criticvalue.C is correct. finition, one-si hypothesis test also calleone-tailehypothesis test, whirejerule is rejethe null only if the evinincates ththe test statistic is greater thor less ththe criticvalue.C也没说绝对值啊