ACCOUNTING RESEARCH METHOD1. Which of the following describes the value of test statistic that separates the rejection and non-rejection regions?A. Level of significance C. Critical valueB. Acceptance Region D. Rejection region2. It is a type of error that reflects the null hypothesis when in fact it is true.1. Type l errorII. Type II ErrorII. Alpha errorIV. Beta errorA. I nlyB. I and IIC.Il onlyD. Il and IV3. It is a type of error that accepts the null hypothesis when in fact it is false1. Type l errorII. Type II ErrorII. Alpha errorIV. Beta errorA. I onlyB. I and IIC. Il onlyD. Il and IV4. This is used as a basis for deciding whether the null hypothesis should be rejected.C. Critical CurveA. Normal curveB. Hypothesis TestingD. Test statistic5. Which of the following test statistic is more appropriate when Ha is directional?A. two-tailed testC. neither one-tailed nor two-tailed testB. one-tailed testD. either one-tailed or two-tailed test6. It is also known as the researcher's hypothesis.A. Hypothesis testingB. Null HypothesisC. Critical ValueD. Alternative Hypothesis7. If z>= 1.645 and the alpha level is 0.05, then what will happen to the null hypothesis?A. Accept HaB. Accept HoC. Reject HoD. can't be determined8. It is an area of statistical inference wherein we can evaluate the conjecture about some characteristicsolution based on the data gathered from the sample.A. Descriptive statisticsB. Hypothesis testingC. P-valueD. Inferential statistics 9. The Statement of the Problem: Is there a significant relationship between the level of satisfaction andthe gender of the respondents? Which of the following is the most appropriate statistical tool?C. Chi-square testA. T-testB. Z-testD. Pearson r10. The main purpose of developing the null hypothesis is.A. Accept HaB. Accept HoC. Reject HoD. failed to reject Ho11. Which of the following is the most appropriate when testing the significance of r?C. F-testA. T-testB. Z-testD. Pearson r12. Ho: Mean 1= Mean 2If the computed value of t=4.17 and t alpha=0.05= 1.697, as a researcher what will be your conclusion?A. Failed to reject HoB. There is no significant differences between mean 1 and mean 2C. Reject HoD. There is significant differences between mean 1 and mean 213. Ho: Mean 1= Mean 2If the computed value of t=1.687 and t alpha =0.05= 1.697, as a researcher what is your decision aboutHo?A. Reject HoB. There is no significant differences between mean 1 and mean 2C. Accept HaD. Failed to reject Ho14. Set of values of the test statistic that lead to the rejection of the null hypothesis.A. Rejection regionC. Acceptance regionD Critisalualu

9. the variable gender of the respondents is a categorical variable T -test , Z test and pearson r…

Answered: 9. The Statement of the Problem: Is…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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In 1991, a person was working as an engineer at a paper company when they were laid off in round 2 of several rounds of layoffs by the company. This person sued the company for age discrimination. The engineer claimed that the laid off workers were older than others. The age of randomly selected 10 workers who were laid off and not lay off in round 2 are given below. Test the engineer's claim at 10% level of significance. Note that the data for two samples are in different column. Click this button to reveal the data No 25 33 35 38 48 55 56 Yes 55 55 64 Download the .csv file or copy/paste the data into Excel. After downloading .csv file, you may want to save it as a Excel Workbook. Uknown Download CSV file a. What is the response variable that is being compared in this study? Age OF b. How many samples of data are being compared in this study? 2 c. Are the samples random and independent? O Yes No e. What type of test is this? Two-side ✓ d. What test is used for this problem? Wilcoxon…
Researchers wants to see if men have same blood pressure as women do. In the language of statistics, the most appropriate alternative hypothesis (H1) is that there is : O A. no difference between the population means. O B. a difference between the population means. O C. no difference between the sample means. D. None of these O E. a difference between the sample means.
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Twenty students were randomly asked about their grades in English and Social Studies. (check attached photo) 1. What is the response variable in the study? A. grade in English B. grade in Social Studies C. either A or B D. neither A or B 2. What is the explanatory variable in the study? A. grade in English B. grade in Social Studies C. either A or B D. neither A or B 3. If the predictor variable is the grade in English, what is the value of the slope estimate? (Write in the nearest hundredths) 4. Interpret the value of the slope if the predictor variable is the grade in English. 5. If the predictor variable is the grade in English, what is the value of the y-intercept? 6. Interpret the value of the y-intercept if the predictor variable is the grade in English. 7. Write the regression line equation that predicts a student's grade in English?
You wish to test the following claim (H.) at a significance level of a = 0.005. You believe both populations are normally distributed, but you do not know the standard deviations for either. And you have no reason to believe the variances of the two populations are equal You obtain a sample - 19.1 from the first population. 7.1 from of size ni 23 with a mean of a1 You obtain a sample of size n2 the second population. 86.6 and a standard deviation of s1 20 with a mean of r2 96.5 and a standard deviation of s2 = a. What is the test statistic for this sample? test statistic = Round to 3 decimal places. b. What is the p-value for this sample? For this calculation, use p-value Use Technology Round to 4 decimal places.
I need the bull & alternative hypotheses, test statistic, critical value , & conclusion Thankyou so much
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(1). Student Score on first test 3 10 11 12 13 14 444 635 616 409 545 605 516 395 561 471 632 387 337 461 Score on second test 450 698 674 448 489 630 496 543 636 558 643 407 374 493 4 8. (c) Calculate d and d = (Type an integer or a decimal. Round to three decimal places as needed.) Calculate sd. (Type an integer or a decimal. Round to three decimal places as needed.) (d) Use the t-test to find the standardized test statistic t. t%3D (Tune an integer or a decimal Round to three decimnal places as neededY
1
write down the hypothesis test for checking the following: 1. whether the mean is different from 2 2. whether the mean is less than the value of 5
aps Microsoft Word -... 12) and 13) Hypothesis testing for proportions You must show your work: 1. Clearly state the significance level, sample size, sample proportion 2. Clearly state the null hypothesis and alternative hypothesis 3. Present the test statistics (z-score) and P-value 4. Decided if the null hypothesis should be rejected for the alternative or not. 5. Write out the conclusion to the question. ► The recidivism rate for convicted sex offenders is 15%. A warden suspects that this percent is higher if the sex offender is also a drug addict. Of the 320 convicted sex offenders who were also drug addicts, 58 of them became repeat offenders. What can be concluded at the a = 0.05 level of significance? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho: ? Select an answer H₁: ? Select an answer ✓ c. The test statistic ? = d. The p-value = e. The p-value is ? ✓ a f. Based on this, we should g. Thus, the final conclusion is that…

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