ecide whether to reject or fail to reject the null hypothesi

Q: Formulate the appropriate null and alternative hypothesis.

A: Given: μ=555σ=139n=30

Q: If we do not reject the null hypothesis, can we claim to have proven that the null hypothesis is…

A: Given statement If we do not reject the null hypothesis , can we claim to have proven that the null…

Q: When the p-value is used for hypothesis testing, the null hypothesis is rejected if p- value = 1-a B…

A:

Q: State the null and alternate hypotheses. i = 'i:°H H: , 2 The hypothesis test is a two-tailed v…

A: Given, nMales=12nFemales=12

Q: In a hypothesis test with a = 0.05 the p-value is calculated to be 0.02. What decision should be…

A: we have find  decision.

Q: State whether the null hypothesis should be rejected on the basis of the given P-value:…

A:

Q: If the equality term in the null hypothesis involves ≤ or ≥, then which test would be appropriate?

A:

Q: xplain what the following question means: “Does the evidence that we collected make our null…

A: In hypothesis testing, if the p-value is less than the level of significance, the null hypothesis…

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

A: In hypothesis testing, a type I error occurs when the null hypothesis (Ho) is rejected when it is…

Q: if the null hypothesis should be rejected and researchers reject it they have committed.? which of…

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

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: State the null and the alternative hypothesis. Ho:

A: given n1= 16 with mean = 415.6  and variance = 1356.75 n2 = 13 with mean = 347.4 and variance =…

Q: which figure is the null hypothesis, and which figure is the alternative hypothesis

A: The null hypothesis is denoted by Ho and alternative hypothesis is denoted by Ha or H1.

Q: If a hypothesis test leads to the rejection of the null hypothesis, a have been committed. Type I…

A: Given that the hypothesis test leads to the rejection of the null hypothesis.

Q: When the p-value is used for hypothesis testing, the null hypothesis is rejected if _____.…

A: Definition: The p-value can be defined as the probability of obtaining a test statistic that is at…

Q: The P-value for a hypothesis test is given. Determine whether the strength of the evidence against…

A: Given Information:  p = 0.04

Q: H: µ > Ho is an upper-tailed hypothesis test True False

A: Given hypothesis  H1 : μ>μo

Q: State the null and alternative hypotheses for a hypothesis test; indicate whether the hypothesis…

A: Test is that whether less than 2% new hires fail their background checks.

Q: Define the Null Hypothesis and give an example

A: In statistics null hypothesis say that there is no statistical significance. It generally states…

Q: Determine whether the claim stated below represents the null hypothesis or the alternative…

A: From the provided information, Since, the claim is a statement of equality, it represents the null…

Q: State whether each hypothesis is a null, a directional, or a non-directional hypothesis. 1. There…

A: To state: whether each hypothesis is a null, a directional, or a non-directional hypothesis.

Q: L12Q2.The average scores of students in the final exam in two neighboring colleges are equal. If a…

A: Testing of hypothesis is a rule which, when the sample values have been obtained, leads to a…

Q: Set up the appropriate null Ho and alternative hypothesis HẠ for this hypothesis test. Type your…

A: Test is that whether the umpires are making bad calls at a rate greater than 20%.

Q: No error is committed when the null hypothesis is rejected when it is false.   True False

A: In hypothesis testing, type I error is the incorrect rejection of the null hypothesis when the null…

Q: If a hypothesis test leads to the rejection of the null hypothesis, a _____.   a. Type II…

A: Type I error is the rejection of a true null hypothesis, while a Type II error is the non-rejection…

Q: A college informs incoming students that the starting salary for a child clinical psychiatrist is…

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

Q: he mayor must make a decision whether or not to cancel school because of a threatening Habagat. What…

A: Solution-: He mayor must make a decision whether or not to cancel school because of a threatening…

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: If p- value is greater than alfa, the null hypothesis is not rejected. True O False

A: The p-value measures the probability of getting a more extreme value than the one you got from the…

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: A recent survey of college campuses across Ontario claims that on average students spend more than…

A: Given : Claim : Average students spend more than 2.7 hours a day using their cell phones.

Q: 24. What is your decision regarding the null hypothesis? Reject or Fail to Reject

A: Using the given figure, we need to test for the significance of correlation coefficient between X…

Q: Detemine the P-value for this hypothesis test.

A: We have two different population. we have assumed that the populations are normally distributed. We…

Q: or each pair of hypotheses that follows, decide whether H₀ and H₁ are set up correctly as the null…

A: The null hypothesis can be defined as the hypothesis of no difference or equality, while the…

Q: Create two problems in testing hypothesis. Determine the given and formulate the null and…

A: Problem No. 1 A researcher claims that the mean weight of a competitor's box of ice cream is less…

Q: the parameter value for the null hypothesis is what?

A: The null hypothesis states that the parameter is equal to the hypothesized value, against the…

Q: A presidential candidate claims that the proportion of college students who are registered to vote…

A: Claim : The proportion of college students who are registered to vote in the upcoming election is at…

Q: A researchers claims 45% of couples have children. They conduct a hypothesis test and reject the…

A: Type I Error : Reject H0 when H0 is true.

Q: If a hypothesis test rejects the null hypothesis test at a = 0.05 will it also always reject the…

A: If the p-value of a hypothesis test is less than or equal to the level of significance, then reject…

Q: Define the Bonferroni Test of a Joint Hypothesis?

A:

Q: searcher based on this information is to , the null hypothesis. reject not reject redefine change…

A: Given that one sided critical value is 2.0639 with 0.05 level of significance. The observed t value…

Q: What is the null hypothesis Ho? Pick What is the alternative hypothesis Ha? Pick Should Ho be…

A: Let p denotes the population proportion of customers who visit the site and make a purchase. The…

Q: The proportion of residents in a community who recycle has traditionally been 65%. A policy maker…

A: The proportion of residents in a community who recycle has traditionally been 65%. A policy maker…

Q: d. Make a decision on the null hypothesis. e. Make a decision on the claim of the researcher.

A:

Q: Establish the null and the alternative hypotheses.

A: Claim : The mean delivery time is less than 60 minutes.

Q: (a) Identify the null hypothesis and alternative hypothesis.

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

Q: 19. An internet provider claims 80% of user have netflix on their tablets. You doubt this claim,…

A: A. The following null and alternative hypotheses need to be tested: Ho: p = 0.80Ho:p=0.80 Ha: p…

Q: 13. What is your decision regarding the null hypothesis? Reject or Fail to Reject

A: For the given data ( 13 ) Decision regarding null hypothesis ?

Q: ssume the null hypothesis, H0, is: Luke's alarm systems are safe. Find the Type I error in this…

A: Given Null Hypothesis is Ho: Luke's alarm systems are safe. Find the Type I error in this scenario.…