The sum of frequencies for all classes will always equal 1. (
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举一反三
- The sum of the relative frequencies for all classes will always equal:
- The sum of the values of α and β ____ A: is always 1. B: is always .5. C: gives the probability of taking the<br/>correct decision. D: is not needed in hypothesis testing.
- ______, people will do business with, and refer others to, those<br/>people they like, know and <br/>trust. A: All things been equal B: Anything been equal C: All things being equal <br/>D<br/>Anything being equal
- 1.以下程序的输出结果是（）[br][/br] main()[br][/br]{ int i,sum;[br][/br]for(i＝1;i[6;i++) sum+＝sum;<br]printf(“%d”,sum);[br][/br]}
- The<br/>American belief in equality of opportunity means that _____. A: all<br/>Americans are rich B: Americans<br/>believe that everyone should be equal C: everyone<br/>should have an equal chance to succeed D: all<br/>Americans are equally born