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

Q: ) What conclusions can be drawn from this hypothesis test?

A: a) H0:μ=15.7VersusHa:μ<15.7   Level of significance valueα=0.05 Test statistic value of T = x-μsn…

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 hypothesis testing?

A: Hypothesis test: The process of making inference regarding the population based on the sample is…

Q: What is your variable in this study? State your null hypothesis in words, for this study, and…

A: Given information: No. of observations=15  No. of groups= 03  Groups=Varieties

Q: Why do we say “we fail to reject the null hypothesis” instead of “we accept the null hypothesis”?

A: Rejection rule: If p-value≤α, reject the null hypothesis. If p-value>α, fail to reject the null…

Q: What is Alternative Hypothesis?

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

Q: What does it mean to find significant results from a hypothesis test?

A: Two types of hypothesis :  1  :  null hypothesis 2  :  alternative hypothesis

Q: Which is the null hypothesis? * There is a significant relationship between a person's age and their…

A: We have given that the data of two populations one of person’s age and other one is time spent for…

Q: What does it mean if you reject the null hypothesis? What do you mean if you fail to reject the null…

A: The null hypothesis is denoted by H0 and alternative hypothesis is denoted by H1 . The null…

Q: What is the difference between defining a research problem and developing a hypothesis?

A: The difference between defining a research problem and developing a hypothesis is given below:

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: How to Minimizing Incorrect Decisions in hypothesis testing?

A: There are two cases in which an incorrect decision making in hypothesis testing occurs given as…

Q: Why don’t hypothesis tests always yield correct decisions?

A: Hypothesis testing:         R.A.Fisher (Ronald Fisher) was introduced Hypothesis testing.It is used…

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

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 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: What does rejecting the null hypothesis and statistically significant both signify?

A: The key assumption of a hypotheses test is that the null hypothesis is true. The aim of the…

Q: Why do we need to use Hypothesis testing??

A: Hypothesis testing is a statistical procedure that use the sample data to make conclusions about the…

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

A:

Q: Why do we test a null hypothesis instead of a research hypothesis

A: A hypothesis, in general, is an assumptions that is yet to be proved with sufficient pieces of…

Q: What it means to find significant results from a hypothesis test?

A: Introduction :-  To explain what it means to find significant results from a hypothesis test.

Q: What is the Importance of Null Hypothesis?

A: Introduction: Hypothesis testing is a statistical process, in which, a researcher has a “hypothesis”…

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: Come up with you own hypothesis testing scenario. What are examples of a null and research…

A: Suppose we have the age of the male and female of the city. and to find the claim that the mean age…

Q: What is hypothesis testing? Why do we use hypothesis testing?

A: Solution-: We known about what is hypothesis testing and why do we use hypothesis testing?

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

A:

Q: Why do experimenters test hypotheses they think are false?

A:

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 hypothesis test indicates?

A: Hypothesis test: The process of making inference regarding the population based on the sample is…

Q: Can hypothesis testing ever prove a hypothesis true? How should we interpret an experiment where we…

A: In general, we perform to two types of hypothesis test. First, we have to find whether the test is…

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

A: We have to answer question related to the hypothesis testing.

Q: Explain the significance of Hypothesis Testing?

A:

Q: How to create a good research hypothesis?

A: *Answer :    There are several criteria that make a research hypothesis a good one, and following…

Q: Rejecting a true null hypothesis, which type of error it is?

A: While performing a hypothesis test,one can commit two types of errors.He might reject the null…

Q: What is the difference between a null hypothesis and a research hypothesis?

A: Null hypothesis:Null hypothesis is a statement which is tested for statistical significance in the…

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: What is the difference between simple hypothesis and a composite hypothesis? Why might economists…

A: Our aim is to discuss the difference between simple hypothesis and a composite hypothesis.

Q: How is statistical power related to hypothesis testing?

A: The power of statistical test (1-β) is the probability that you will reject the null hypothesis when…

Q: What does it mean for a hypothesis test to be "significant"? How is this different from our everyday…

A: A test result is statistically significant when the sample statistic is unusual enough relative to…

Q: What is Importance of the Standard Error in hypothesis testing?

A: The standard error (SE) of a statistic (usually an estimate of a parameter) is the standard…

Q: how do I explain the following? 1. Explain p-value In hypothesis testing , why can’t the null…

A: 1. P-value: The probability of getting the value of the statistic that is as extreme as the…

Q: How do you determine whether or not the paired t test is appropriate for a two-sample hypothesis

A: A paired t test is applied when the two samples have an equal size. A paired t test is used when we…

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: How do you know when a hypothesis test is left-tailed, right-tailed or two-tailed? How is this…

A: In general, the hypothesis is an assumption.

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: What Is a Hypothesis?   What Is Hypothesis Testing?   What is the Five-Step Procedure for…

A: Solution-: We want to get, (a) What is the hypothesis? (b) What is hypothesis testing? (c) What is…