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If the null hypothesis is rejected in hypothesis testing, ____
选项：

A:no conclusions can be drawn from the
test.
B:the alternative hypothesis is true.
C:the data must have been accumulated
incorrectly.
D:the sample size has been too small.

发布时间：2024-03-30 13:46:26

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相关试题

1.If the null hypothesis is rejected in hypothesis testing, __ 选项： A、no conclusions can be drawn from the test. B、the alternative hypothesis is true. C、the data must have been accumulated incorrectly. D、the sample size has been too small.
2. If I reject a null hypothesis with significance level α, this means what? 选项： A、 That there is less than an α percent change to have observed the data we got from the sample if the null hypothesis was true. B、 That the alternative hypothesis is true. C、 None of the above. D、 That the null hypothesis might be true with probability α. E、 That the alternative hypothesis might be true with probability α.
3.When the value of sample statistics does not fall into the rejection region of the null hypothesis, represents:选项： A:There is not enough reason to accept the null hypothesis.; B:There is not enough reason to reject the null hypothesis.; C:The null hypothesis must be true.; D:The alternative hypothesis must be correct.
4.The first type of error in hypothesis testing refers to:选项： A:Reject the null hypothesis if true.; B:Reject the alternative hypothesis if it is true.; C:Reject the alternative hypothesis if it is false.; D:Reject the null hypothesis if it is false.
5.The first type of error in hypothesis testing refers to:选项： A:Reject the null hypothesis if it is true.; B:Reject the alternative hypothesis if it is true.; C:Reject the alternative hypothesis if it is false.; D:Reject the null hypothesis if it is false.
6.When the value of sample statistics does not fall into the rejection region of the null hypothesis, represents: 选项： A、There is not enough reason to accept the null hypothesis. B、There is not enough reason to reject the null hypothesis. C、The null hypothesis must be true. D、The alternative hypothesis must be correct.
7.The relation between the null hypothesis and the alternative hypothesis is:选项： A:May be true simultaneously.; B:The null hypothesis must be true, but the alternative hypothesis may be true.; C:Only one must be true.; D:It may not be true at the same time.
8.The region of the distribution in hypothesis testing in which the null hypothesis is rejected is called the _______.选项： A:alternative region B:rejection region C:not rejectance region D:null region
9.The region of the distribution in hypothesis testing in which the null hypothesis is rejected is called the _______.选项： A:rejection region B:alternative region C:null region D:not rejectance region
10.The region of the distribution in hypothesis testing in which the null hypothesis is rejected is called the _______.选项： A:not rejectance region B:null region C:alternative region D:rejection region
11.A
Type II error is committed when () 选项： A、we
reject a null hypothesis that is true. B、we
don't reject a null hypothesis that is true. C、we
reject a null hypothesis that is false. D、we
don't reject a null hypothesis that is false.
12.If we reject the null hypothesis, what can we conclude subject to the probability, α? 选项： A:
Reject the null with a probability, α, of making a Type I1 error.
B:
The alternative hypothesis is false.
C:
The null hypothesis is true.
D:
Both the null hypothesis and the alternative hypothesis are true.
13.The first step in testing a hypothesis is to establish _______.选项： A:an indirect hypothesis B:a null hypothesis and alternative hypothesis C:a power function D:a not rejectance hypothesis and a rejection hypothesis
14.The first step in testing a hypothesis is to establish _______.选项： A:a not rejectance hypothesis and a rejection hypothesis B:a power function C:a null hypothesis and alternative hypothesis D:an indirect hypothesis
15.While performing a hypothesis test, Albert Khan is told that his analysis suffers from a Type I error. We can thereafter conclude that: 选项： A: Khan rejected the null hypothesis when it was actually false. B: Khan failed to reject the null hypothesis when it was actually false. C: Khan rejected the null hypothesis when it was actually true.

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If the null hypothesis is rejected in hypothesis testing, ____ 选项： A:no conclusions can be drawn from thetest. B:the alternative hypothesis is true. C:the data must have been accumulatedincorrectly. D:the sample size has been too small.

If the null hypothesis is rejected in hypothesis testing, ____
选项：

A:no conclusions can be drawn from the
test.
B:the alternative hypothesis is true.
C:the data must have been accumulated
incorrectly.
D:the sample size has been too small.