3. A piece of medical equipment is not functioning properly (it has malfunction), the null hypotheses statethat there is no malfunction, however in running operational checks a lap technician does not findevidence of the malfunction. The lab technician has committed.A. a type I errorB. both type I and type II errorC. neither a type I nor a type II errorD. a type II error4. Which of the following is not a correct way to state a null hypothesisА. Но 3 10В. Но < 10С. Но 2 10D. None of these5. A statistical report states that the 95% confidence interval for the mean salary of new job on a companyis between 25500 OR and 25000 OR obtained from a sample of 15. Calculate the population standarddivision assuming that the population variance is unknown.A. 563.75B. 451.40C. 518.67D. 534.18 1. A confidence interval shows:A. A point estimate of the population meanB. The range which the population mean will fallC. An interval estimate of where the sample mean will fallD. An estimate of the rank in which the population mean will fall2. If the width of the confidence interval for the population mean is W = 2 which statement is not trueA. Width increases with increasing confidence levelB. Width increases with increasing sample sizeC. Width increases with increasing the varianceD. None of these

Name: 3. A piece of medical equipment is not functioning properly (it has m
Uploaded: 2024-03-20T07:07:00.000Z
Channel: Bartleby
Description: 3. A piece of medical equipment is not functioning properly (it has malfunction), the null hypotheses statethat there is no malfunction, however in running operational checks a lap technician does not findevidence of the malfunction. The lab technic

Step 1: Since you have asked multiple questions, we will solve the first question for you. If you…

Math

Statistics

3. A piece of medical equipment is not functioning properly (it has malfunction), the null hypotheses state that there is no malfunction, however in running operational checks a lap technician does not find evidence of the malfunction. The lab technician has committed. A. a type I error B. both type I and type II error C. neither a type I nor a type II error D. a type II error

3. A piece of medical equipment is not functioning properly (it has malfunction), the null hypotheses state that there is no malfunction, however in running operational checks a lap technician does not find evidence of the malfunction. The lab technician has committed. A. a type I error B. both type I and type II error C. neither a type I nor a type II error D. a type II error

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

Which of the following conclusion would represent a Type II error? Concluding that 50% of marriages do not end in divorce when in fact they do. Concluding that 50% of marriages do end in divorce when in fact they do not (could be more end in divorce or fewer end in divorce – it’s just not 50%).
Identify the type I error and the type II error that correspond to the given hypothesis. The percentage of adults who have a job is less than 88%. dentify the type I error. Choose the correct answer below. A. Fail to reject the null hypothesis that the percentage of adults who have a job is less than 88% when the percentage is actually equal to 88%. B. Reject the null hypothesis that the percentage of adults who have am jobm is equal to 88% when that percentage is actually equal to 88%. C. Fail to reject the null hypothesis that the percentage of adults who have a job is equal to 88% when that percentage is actually less than 88%. D. Reject the null hypothesis that the percentage of adults who have a job is less than 88% when that percentage is actually less than 88%. Identify the type II error. Choose the correct answer below. A. Reject the null hypothesis that the percentage of adults who have a job is less than 88% when that percentage is actually less…
A type Il error A. is the rejection of a true null hypothesis. OB. arises when the false null hypothesis is not rejected. OC. arises when the true null hypothesis is not rejected. OD. is the rejection of a false null hypothesis.
When a customer has a drier delivered to their home, they will receive $50 off if the dryer has any dents or scratches. A randomly selected drier may or may not have any dents or scratches. The hypotheses can be stated as follows. H,: The dryer is not dented or scratched. H;: The dryer is dented or scratched. Which of the following best describes a Type I error? concluding the dryer is dented or scratched when it really is concluding the dryer is dented or scratched when it really is not concluding the dryer is not dented or scratched when it really is concluding the dryer is not dented or scratched when it really is not It is not possible to make a Type I error in this situation.
4. A piece of medical equipment is not functioning properly (it has malfunction). the null hypotheses state that there is no malfunction, however in running operational checks a lap technician does not find evidence of the malfunction. The lab technician has committed. A. a type I error B. a type II error C. both type I and type II error D. neither a type I nor a type II error
Suppose a storeowner assumes that all his employees are honest; however, shortages in the cash received have been frequent in the past weeks. There is a possibility that one of the employees take the extra cash. The owner does not know whether to accuse or just let the situation pass since the shortage could be due accidental tendering of incorrect change to customers. a. State the null and alternative hypothesis in words. b. Describe the Type I or II error. c. Which do you think is the most serious error? Explain.
Please help me find THE BEST CORRECT answer
Mr. Gotcha administers a "lie detection" test to a population of job applicants. He correctly states that, on average, his test is correct 80% of the time. The table below has to do with his study. АCTUAL Liar Truth teller Liar 160 TEST RESULT 640 Truth teller 200 800 1,000 What is the base rate of lying in the population he is studying? 40/1000 = 4% 160/1000 = 16% %3D 200/1000 = 20% %3D 160/320 = 50% %3D 640/1000 = 64%
A null and alternative hypothesis are given. Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed. Ho as 5.4 H₂: > 5.4 What type of test is being conducted in this problem? O A. Right-tailed test OB. Two-tailed test OC. Left-tailed test
All test of hypothesis are based on the assumptions that A. The null hypothesis is true B. The observed difference is important c. The null hypothesis is false and should be rejected D. Type l errors are more serious than type ll errors E. None of the above
Describe type I and type II errors for a hypothesis test of the indicated claim. A furniture store claims that at least 40% of its new customers will return to buy their next piece of furniture. Describe the type I error. Choose the correct answer below. OA. A type I error will occur when the actual proportion of new customers who return to buy their next piece of furniture is at least 0.40, but you fail to reject Ho: p20.40. OB. A type I error will occur when the actual proportion of new customers who return to buy their next piece furniture is at least 0.40, but you reject Ho: p20.40. OC. A type I error will occur when the actual proportion of new customers who return to buy their next piece of furniture is no more than 0.40, but you reject Ho: p ≤ 0.40. OD. A type I error will occur when the actual proportion of new customers who return to buy their next piece f furniture is no more than 0.40, but you fail to reject Ho: p ≤0.40. Describe the type II error. Choose the correct answer…
A stock price is currently $40. It is known that at the end of 1 year it will be either $48or $32. The risk-free Interest rate is 5% per annum with continuous compounding. What is the value of a portfolio today with a strike price of $527 (use A-0.25) Hint: draw a tree