Explain why the null hypothesis should not be accepted when the effect is not significant?

Q: What is a Null Hypothesis? What does the word “null” mean? How does the Null Hypothesis differ from…

A: We have to define null hypothesis.

Q: Why we say the smaller the ρ-value, the stronger the evidence against the Null Hypothesis?

A: p value in a hypothesis testing represents the likelihood of your data would have occurred under the…

Q: Why can we never accept the null hypothesis

A: Accepting null hypothesis means we are sure that null hypothesis is true. But we cannot we sure. We…

Q: What is the P-value of a hypothesis test? When does it provide evidence against the null hypothesis?

A: Introduction: P-value: The P-value can be defined as the probability of obtaining a sample result,…

Q: What distinguishes a quasi-experiment from a true experiment? When might a quasi-experiment be more…

A: The difference is that the criterion for assignment is selected by the researcher in a…

Q: Why does a large value of the F statistics provide evidence against the null hypothesis?

A: We use F-statistic (F ratio) when we are comparing the group means like ANOVA test for for more than…

Q: A non-significant outcome means that the data do not conclusively demonstrate that the null…

A: The probability value is the probability of a result as extreme or more extreme given that the null…

Q: Be able to determine the null hypothesis from a description of an experiment?

A: Hypothesis: Hypothesis is an assumption about the parameter of the population which will be made on…

Q: Dr. Rivera believes that mood disorder is less prevalent among older adults than it is among young…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer one question at a…

Q: Explain what it means to accept the null hypothesis?

A: We need to define null and alternative hypothesis.

Q: A doctor believes that the fruit and vegetable intake of Northern adolescents is different from the…

A: Know that Null hypothesis is denoted H0. And Alternative hypothesis is denoted H1. NOTE:- According…

Q: Why can't a researcher ever "accept the null" or "accept the research hypothesis"?

A: because it work like that. if something is not proven wrong by the evidence (data)  that does not…

Q: What does null hypothesis ascertain?

A: Hypothesis: Hypothesis is an assumption about the parameter of the population which will be made on…

Q: When testing for our hypothesis, we are actually testing the truthfulness of our null hypothesis.…

A:

Q: The type II error is also known as false positive or false alarm. Wrongfully failing to reject the…

A:

Q: What is the null and research hypothesis?

A: Test is that whether children and adults spend a different amount of time talking on the phone each…

Q: what is the correct null hypothesis?

A: The null hypothesis states that the model is not useful because all the coefficients are zero. That…

Q: what does failing to rejectthe null hypothesis mean?

A: First, it is possible that the effect truly doesn’t exist in the population, which is why the…

Q: Explain what it means to reject the null hypothesis or fail to reject the null hypothesis.

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Q: In most experiments, researchers would prefer to fail to reject the null hypothesis.  Is this…

A: In the statistical hypothesis, the test statistic value lies either in the rejection region or in…

Q: A Type I error occurs when a treatment has an effect but the decision is to fail to reject the null…

A: Type I error: The type I error is the rejection of the null hypothesis when it is actually true.…

Q: What's the null hypothesis?

A: Test is that whether that treatment has in increasing effect on the mean.

Q: Explain why the null hypothesis should not be accepted?

A: The hypothesis which is tentatively fixed up and tested for the possible rejection of it under the…

Q: Match the Null Hypothesis to the mathmatical description:

A: Test is that whether the mean length of unemployment differs among the residents of two local…

Q: Interpret, in words, what it means for a research question that a null hypothesis was accepted.

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Q: Describe the relationship between the null and alternate hypothesis?

A: Hypothesis: Hypothesis is an assumption about the parameter of the population which will be made on…

Q: What is the difference between failing to reject the null hypothesis and having evidence to support…

A: Given that  What is the difference between failing to reject the null hypothesis and having evidence…

Q: Explain a projected hypothesis test be modified if you’re particularly concerned About the type I…

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Q: the non-directional null hypothesis? What is the alternative hypothesis?

A: Hypothesis in statistics are the statements which need to be tested on the basis of the observed…

Q: when do we reject the null hypothesis?

A: Hypothesis: Hypothesis is an assumption about the parameter of the population which will be made on…

Q: What is the difference between the null hypothesis and the alternative hypothesis when doing a…

A: Basics:

Q: why must we be required to deal with uncertainty in our decisions, even when using statistical…

A: Hypothesis Testing :  Hypothesis testing is an act in statistics whereby an analyst tests an…

Q: State why a non-significant outcome does not mean the null hypothesis is probably true?

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Q: When the null hypothesis is true, the F test statistic is close to When the null hypothesis is…

A: F-statistics are the ratio of two variances that are approximately the same value when the null…

Q: A larger treatment effect means the hypothesis test has more power. True or False?

A: Power of the test explains the chance of not happening type II error. It is the correct rejection of…

Q: What does the decision to retain null hypothesis implies?

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Q: What is a null hypothesis?

A: Hypothesis:Hypothesis is an assumption about the parameter of the population which will be made on…

Q: Why is it recommended to formulate a hypothesis so that it becomes the alternative (but not null)…

A: The null hypothesis is the hypothesis which assume there is no statistical significance between…

Q: Explain the threats to External Validity of quasi-experiment?

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Q: What is the relationship between an alternative and a null hypothesis?

A: Note: Hi there! Thank you for posting the questions. As there are several independent questions.…

Q: If you have questioned that your significant hypothesis test is significant “enough” to have true…

A: Introduction - Hypothesis- In statistics , a hypothesis is defined as a formal statement , which…

Q: When a result is not extreme enough to reject the null hypothesis, explain why it is wrong to…

A: The type II error occurs when the false null hypothesis is not rejected.

Q: You wanted to know whether eating fatty foods is related to obesity. a) Formulate your null and…

A: The null hypo. is a statistical statement stating no relationship between the observed and measured…

Q: Assess the evidence against the null hypothesis if the P-value of the hypothesis test is 0.062.

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Q: If a researcher rejects the null hypothesis when conducting a hypothesis test, it means that the…

A: Alternate hypothesis is the claim made by researcher   If the researcher rejects the null…

Q: what is the nully hypothesis and alternative hypothesis

A: Test is that whether there is a significant relationship between a person's age and the number of…

Q: Why do we test the null hypothesis and not the affirmative or alternate hypothesis? Explain

A: Null hypothesis: The hypothesis which has usually a no difference or a neutral attitude is called…

Q: Explain why accepting the null hypothesis is not a possible outcome.

A: Hypothesis:- A statistical hypothesis is some assumption or claim about the population.

Q: how can you develop a null and alternative hypothesis for conducting the research?

A: Null Hypothesis Null hypothesis states that there is no relationship between the population…