Explain whether or not rejecting the null hypothesis makes the alternative hypothesis true and why. If I conduct a hypothesis testing with Type I error set at 0.05 and a resulting p-value of 0.3, what would my conclusion be?

Q: I’m testing the claim that a population exceeds .62, the null hypothesis is H0, what is it?

A: H0 = Null Hypothesis H1 = Alternative Hypothesis

Q: If the ski lift manager chooses to use the p-value approach for his hypothesis test, what does he…

A: Test is that whether the average has increased in recent years.

Q: 9.61 What is the difference between a null hypothesis, Ho, and an alternative hypothesis, H¡? 9.62…

A: Here we need to differentiate four terms in a pair i.e, null hypothesis and alternative hypothesis…

Q: In the process of completing a hypothesis test, when it comes to decide if we should "Reject the…

A: Statistical hypothesis testing is an important method in inferential statistics. It is used to test…

Q: You are asked to test the null hypothesis at the .05 level of significance and you end up with…

A: It is given that the z-observed value is -1.83.

Q: The mathematics department at one university reports that the failure rate for College Algebra is no…

A: 2 types of errors. Type 1: Rejecting null hypothesis when it is True Type 2: Fail to reject null…

Q: Test the hypotheses at significance level a = 0.10

A: Since the both samples are large and standard deviations are known then we will use two sample Z…

Q: Which provides stronger evidence against the null hypothesis, a P-value of 0.06 or a P-value of…

A: Decision criterion:If the p-value of the test is less than or equal to the level of significance,…

Q: The critical boundaries for a hypothesis test are z = +1.96 and -1.96. If the z-score for the sample…

A: Here critical value= +-1.96 Test statistics z = 2.20

Q: Back in April and May of 1985, the Gallup organization conducted a poll to estimate the   percentage…

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

A: We need to define null and alternative hypothesis.

Q: he body weight of a healthy 3-month-old colt should be about μ = 62 kg. (a) If you want to set up a…

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Q: Can you give me an example on how to write the null and alternative hypotheses and determine if each…

A: Basically, null hypothesis is the statement of a population parameter such as mean, proportion,…

Q: The strength of evidence in support of a null hypothesis is measured by a) Z-score b) Type 1 error…

A: We have to find correct answer for hypothesis...

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

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

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Q: With a p value of .04 and an ⍺ of .05, should you reject or fail to reject the null hypothesis?"

A: Given that: p-value= 0.04 ⍺=0.05

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: If the p-value is greater than 0.5, then you have proven the null hypothesis is true. True or False

A: We have to find given statement is true or false..

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: In a hypothesis test, the likelihood of rejecting the null hypothesis is independent of the sample…

A: Introduction: In a hypothesis testing problem, the decision regarding rejection/ failure of…

Q: Dreamfilms Studios boasts that its summer features are so good that at least half of all tickets…

A: Claim :- Less than half of all tickets sold are for Dreamfilms movies. Final Decision is Fail to…

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: What would it mean to a hypothesis test if we increased or decreased the p-value? Why might someone…

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Q: Which plot indicates the null hypothesis of no difference would not be rejected?

A: Objective: To identify the plot that indicates the null hypothesis of no difference would not be…

Q: Which of the following relates to the rejection of the null hypothesis when it is actually true? 1.…

A: Answer: Type I Error Type I Error is also calculated as, α=P{ Reject Ho when it is true}=P{ Reject…

Q: When the p-value is greater than alpha, the conclusion for the hypothesis test is to reject the null…

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Q: Marco conducts a hypothesis test and calculates that his sample results have a p-value of .052, what…

A: Let us assume that level of significance, α=0.05 Given, p-value =0.052

Q: The the P-value, the stronger the evidence against the null hypothesis provided by the data. A)…

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Q: Given H₁: Mean waiting time is less than 5 hours. Which of the following best 1 describes the…

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Q: A software company advertises that its software can improve students' grades by at least 15%.  One…

A: Type I error has occurred, when the null hypothesis is rejected while the null hypothesis is true.…

Q: harder to reject the null hypothesis when the sample size is 1,500 compared to a sample size of…

A: The power of a test is the probability of making a correct decision, i.e., probability of rejecting…

Q: Select the appropriate null and alternative hypothesis for the following research question: People…

A: The claim is that people who see therapists have lower depression than people who do not see…

Q: Which provides stronger evidence against the null hypothesis, a P-value of 0.02 or a P-value of…

A: Decision criterion:If the p-value of the test is less than or equal to the level of significance,…

Q: Determine the Type II error if the null hypothesis, Ho, is: the mean price of a loaf of bread is…

A: Accepting the null hypothesis, when it is false is called type II error.

Q: Better than aspirin? A very large study showed thataspirin reduced the rate of first heart attacks…

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Q: The smaller the observed p-value, the more evidence you have against the null hypothesis. Select…

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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: Marco conducts a hypothesis test and calculates that his sample results have a p-value of .052, what…

A: Let us assume that level of significance, α=0.05 Given, p-value =0.052

Q: Suppose you are conducting a hypothesis test and you find a P-value of .17. Is there sufficient…

A: Decision Rule: If p-value ≤ α, then reject the null hypothesis. Given information, P=0.17 α=0.10

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: The p-value for a hypothesis test turns out to be 0.09484. At a 2% level of significance, what is…

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Q: Lillie conducts a hypothesis test and calculates that her sample results have a p-value of .0043,…

A: Given: p value = 0.0043 Assumed level of significance α=0.05

Q: When asked what it means for the result of a hypothesis test to be practically significant (or…

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Q: Q13. The null Hypothesis is rejected, if the P-value is larger than significance level. a. True b.…

A: We have to find given statement is true or false..

Q: When asked what it means for the result of a hypothesis test to be practically significant (or…

A: Given that  When asked what it means for the result of a hypothesis test to be practically…

Q: In a survey taken in 2020, 20 out of 50 women and 17 out of 45 men said that they felt our country…

A: Given , Women sample : Sample size = n1 = 50 Number of women who felt our country was headed in the…

Q: When asked what it means for the result of a hypothesis test to be practically significant (or…

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