if we do not reject the null hypothesis when the null hypothesis is in error, then we have made a   a.Type β error b.Correct decision c.Type I error d.Type II error

Q: f you conduct a hypothesis test and, based on your p-value, you decide to reject the null…

A: Solution-: If you conduct a hypothesis test and, based on your p-value , you decide to reject the…

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

A: Solution: Let "P" be the actual propulation proportion of households in a specific country which are…

Q: If the null hypothesis in a t-test for two samples is not rejected, what conclusion can be drawn…

A: 1. The null and alternative hypotheses are as follows: H0: There is no significant difference…

Q: Null hypothesis is null because? a. it has to be nullified b. it always has zero value c. it is…

A: Null Hypothesis is null because it has to be rejected(Nullified).

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: Select the null hypothesis for a test of independence. O A. The row and column variables are…

A: In the test for independence, the claim is that the row and column variables are independent of each…

Q: test? What are the null hypothesis (H) and the alternative hypothesis (H,) that should be used fc v…

A: a) Null : H0 : μ is less than or equal to 7.3 ounces (machine is designed to dispense 7.3 ounces)…

Q: 2. Another aspect of hypothesis testing is the "level of significance," which is cutoff for how…

A:

Q: All are possible outcomes to a study ACCEPT:     reject the null hypothesis     reject the…

A: Given : The possibe outcomes of study

Q: A student wondered if more than 10% of students enrolled in an introductory Chemistry class dropped…

A: One tailed test : A one-tailed test is a statistical test in which the critical area of a…

Q: Power is   Question 18 options:   the ability to detect a true null hypothesis.   the ability to…

A: We know that- Power is the probability of finding the effect in any hypothesis test when we know…

Q: The average American consumes 9.8 liters of alcohol per year. Does the average college student…

A: Given that, μ= 9.8

Q: False negative error

A: Here use deformed of type 2 error

Q: If the null hypothesis is h = h0 (here h denotes the population parameter of interest.) and the…

A: Given If the null hypothesis is h = h0 (here h denotes the population parameter of interest.) and…

Q: What is the consequence of a Type I error? O Conckuding that a treatment has no effect when it…

A: What is the consequence of type I error. The type I error means we accept the alternative hypothesis…

Q: A bottle contains a label stating that it contains Spring Valley pills with 500 mg of vitamin C, and…

A: It is required to identify the most serious error, and identify whether it is type I or type II…

Q: The Z- Test - Geography Hypothesis - First, write out in words a research hypothesis for this…

A: The given statement is that the Geography Department is interested in finding out if the average of…

Q: I. TRUE or FALSE. Write TRUE if the statement is unconditionally TRUE. Otherwise, write FALSE. 1.…

A: We have given that,  The non-rejection of the null hypothesis means that  the null is true?  We have…

Q: Researchers in biology collected a sample of bees. They want to test if the average size of bees is…

A: It is given that the A researcher collects a sample of bees in order to test if the average size of…

Q: then the researcher made (a) _______. A.Type I error B.Type II error C.No error

A: Here given   researcher has a hypothesis that boys receive more allowance than girls. After…

Q: The eror of rejecting a true null hypothesis is Select one: O a. a Type Il error O b.is the same as…

A:

Q: Identify whether the given hypothesis is null or alternative. If it is an alternative hypothesis,…

A: 1. "The election results indicate asymmetric preference of the public towards Republicans and…

Q: Question 5: the following Pie Chart represents the wage of 40 labors in a factory payed in pound.…

A: 20-29 81 30-39 63 40-49 54 50-59 63 60-69 54 70-79 45 from pie chart 360 degree  A= 81…

Q: A. Deciding the alternative hypothesis is true when it is false B. Deciding the null hypothesis is…

A: We have in hypothesis there are two types of errors which are type-1 and type-2 error Type-1 error:…

Q: When you fail to reject the null hypothesis for a two-way chi-square test, you can conclude that:…

A: When you fail to reject the null hypothesis for a two-way chi-square test, you can conclude that:

Q: In a statistical test, we have a choice of a left-tailed test, a right-tailed test, or a two-tailed…

A: Explanation: given that in a statistical test, we have a choice of a left-tailed test, a…

Q: Are stock splits beneficial to stockholders? SNL Financial studied stock splits in the bank- ing…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Mr. Gotcha administers a "lie detection" test to a population of job applicants. He correctly states…

A: No. Of (actual lair, test lair) = 160 No. Of (actual truth teller, test lair) = 800-640= 160 Total…

Q: A Type I error is committed when (A we retain a null hypothesis that is true. B we reject a null…

A: We need to find the correct definition of Type I error.

Q: In a study by Xiao and Shi (A-14), researchers studied the effect of cranberry juice in the…

A: Given that We have to conduct hypothesis testing for the claim that triple therapy is more…

Q: January April |139 |108 124 121 113 100 88 61 es this information indicate that the peak wind gusts…

A: January April D (D-Dbar)^2 139 108 31 338.56 124 113 11 2.56 128 100 28 237.16 64 88 -24…

Q: 1. Residents in a barangay A and B responded to the same question regarding the controversial issue…

A: Disclaimer :  “Since you have posted a question with multiple sub-parts, we will solve first three…

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: Rejection of the null hypothesis when it is true is called a type I error

A: In statistical hypothesis testing- Type I error is the rejection of a true null hypothesis Type II…

Q: minutes. Suppose that a simple random sample of 107 visits was selected this year and has a ample…

A:

Q: Recall that a test is statistically significant at a particular significance level if the null…

A: Given that If a test is statistically significant at 5% level of significance. That is the null…

Q: Shooting percentages for the golden state warriors basketball 3P% FG% 38.2 47.5 36.4 46.9 37.6 46.8…

A: 2022-2338.247.52021-2236.446.92020-2137.646.82019-2033.443.82018-1938.549.12017-1839.150.32016-1738.…

Q: A psychologist is conducting a study to determine whether a new therapy is safe and effective at…

A: A study is conducted by the psychologist for determining whether a new therapy is safe and effective…

Q: If we perform a paired t test and retain the null hypothesis, then what does this mean if we made…

A: The null and alternative hypothesis is,

Q: Nate is conducting a one-sample t-test and has determined that his test should be two-tailed.  Which…

A: Here clearly mentioned two tailed test We have to choose correct one option.

Q: On Monday, Philip rejected a null hypothesis that was true. On Tuesday, he retained a true null…

A: Type 1 error may be defined as the reject null hypothesis when null hypothesis is true.

Q: Identify if its TYPE 1 or TYPE II if there is any committed in each of the following situations. 1.…

A:

Q: Find the P-value.

A: The descriptive analysis is conducted using EXCEL. The software procedure is given below: Enter the…

Q: QUESTION 15 The error of rejecting a true null hypothesis is a a Type I error a Type Il error

A: 15.  the error of rejecting a true null hypothesis is called

Q: A teacher is comparing the mena study time of his freshmen and senior students. He believes that his…

A:

Q: Which of the following risks a Type II error?

A: Here for Type 2 error in hypothesis