1. How does the null hypothesis differ from alternative hypothesis?
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: If we reject the null hypothesis when the null hypothesis is true, we have made a O type B error. O…
A: According to the given information If we reject the null hypothesis when it is true, then we made a…
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: f we accept the research hypothesis when in reality the null hypothesis is TRUE, we have: A.…
A: reject accept H0 true type 1 error correct H0 false correct type 2 error Property: If…
Q: Failing to reject the null hypothesis when it is false is
A: We need to use the concept of Hypothesis testing
Q: A researcher risks making a Type I error any time the null hypothesis is rejected? state the reason?
A: Type I error: The type I error can be defined as the probability of rejecting the null hypothesis…
Q: In statistics why can't we accept the null hypothesis?
A: To perform a hypothesis test, it is first necessary to define an assumed set of conditions…
Q: If we do not reject the null hypothesis when the alternative hypothesis is true, we have made a…
A: Fill in the required blank
Q: If we reject the null hypothesis, does this mean that we have proved it to be false beyond all…
A: The type I error is rejecting the null hypothesis when it is true. So, if we reject the null…
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: If the null hypothesis is false and the researchers do not reject it, a Type I error has been made.…
A: We know that- Type I error- Rejecting the null hypothesis when it is actually true. Type II error-…
Q: A decision to reject the null hypothesis means you have demonstrated that the treatment has no…
A: Given problem Given that A decision to reject the null hypothesis means you have demonstrated…
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: 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: If we fail to reject the null hypothesis when the null hypothesis is true, we have made a O type B…
A: Solution
Q: Suppose the null hypothesis, H0, is: a patient is not sick. State the Null and Alternative…
A: The test hypotheses are given below: Null hypothesis: H0: A patient is not sick Alternative…
Q: If the null hypothesis states H0: E(Y) = , explain the difference between a two-sided vs a one-sided…
A: The null and alternative hypothesis are two mutually exclusive statements about a population.
Q: When testing for our hypothesis, we are actually testing the truthfulness of our null hypothesis.…
A:
Q: If we fail to reject the null hypothesis when the alternative hypothesis is true, we have made a O…
A: There is only two type of error exists Type I and Type II
Q: The type II error is also known as false positive or false alarm. Wrongfully failing to reject the…
A:
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: Which of the following is an accurate definition of a type 2 error? rejecting a false null…
A: type 2 error : type II error is the non-rejection of a false null hypothesis
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: A type 1 error occurs when a treatment has an effect but the decision is to fail to reject the null…
A: Given : A type 1 error occurs when a treatment has an effect but the decision is to fail to reject…
Q: What's the null hypothesis?
A: Test is that whether that treatment has in increasing effect on the mean.
Q: When a researcher rejects a null hypothesis and he should have reject it what can of error has…
A: Hypothesis:Hypothesis is an assumption about the parameter of the population which will be made on…
Q: What is the Importance of Null Hypothesis?
A: Introduction: Hypothesis testing is a statistical process, in which, a researcher has a “hypothesis”…
Q: Should you reject or fail to reject the null hypothesis? O Reject the null hypothesis O Fail to…
A: The table shows the number of friends for 3 kindergarteners up to 2nd grade.
Q: Explain what the following question means: “Does the evidence that we collected make our null…
A: If there is evidence which makes null hypothesis look ridiculous then we reject the null hypothesis…
Q: Define the null hypothesis in mathematical terms and in words Define the alternative hypothesis in…
A: Null hypothesis: The null hypothesis is the kind of hypothesis which explains the population…
Q: You accept the alternative hypothesis when you reject the null hypothesis. justify the above…
A:
Q: When using the p-value method, the null hypothesis is rejected when the calculated p-value _____α.
A: To make a decision about rejection or acceptance of null hypothesis we compare p-value and level of…
Q: rejecting a true alternative hypothesis, H1 leads to committing a type II error True or False
A:
Q: Rejecting the null hypothesis when the null hypothesis is true is called
A: Rejection of the null hypothesis when it is true is called a type I error.
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: What does it mean when we reject the null hypothesis? What conclusion do we make, etc.? Explain in…
A: Here we want to give conclusion when we reject null hypothesis.
Q: What is H0? And why do we evaluate it instead of the scientific hypothesis?
A: Statistician use the term H0 which is under statistical hypothesis and scientists use the scientific…
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 does failing to reject a null hypothesis imply?
A: Given, What does failing to reject a null hypothesis imply?
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: A type I error could be committed even if the null hypothesis is false True False
A: The type 1 error means that the rejecting the null hypothesis when it is true.
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: When we test the hypothesis, can you explain the difference between one and of two-sample tests? How…
A: One sample test is used to compare the mean of the single group or single population to a standard…
Q: What are the two decisions that you can make from performing a hypothesis test? What are the two…
A: In any hypothesis test we have 1) Null hypothesis2) Alternate hypothesis Comparing the p value and…
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: What are the two decisions that you can make from performing a hypothesis test? What are the two…
A: In this case we need identify the two decisions for performing a hypothesis test.
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…
Q: A type II error can only be committed if the null hypothesis is false. Otherwise, if the null…
A: Given : A type II error can only be committed if the null hypothesis is false.
1. How does the null hypothesis differ from alternative hypothesis?
2. differentiate type 1 error from type 2 error.
Step by step
Solved in 2 steps
- If the null hypothesis is false, you cannot make which kind of error? Type I Type IIif the null hypothesis should be rejected and researchers reject it they have committed.? which of the two type 1 error or type 2 error?If the null hypothesis is false and the researchers do not reject it, a Type I error has been made. True False
- What is a Null Hypothesis? What does the word “null” mean? How does the Null Hypothesis differ from the Alternate Hypothesis? Can we have a third hypothesis?What is the null hypothesis? What is the alternate hypothesis? What is a type I error? What is a type II error?A researcher risks making a Type I error any time the null hypothesis is rejected? state the reason?