Consider an upper tail test at the α =0.01 significance level with the test statistic =2.638 and degrees of freedom df=94
a) use the critical value approach to decide weather to reject ho
b) consider the p-value approach to decide weather to reject ho
![level of significance (8)=0.01 Tept Statistic (t)- 2638 degree of freedom Hf) = 94 d=0,0) ta, df = t 0.01,94 = [2.367] (using](http://img.homeworklib.com/questions/a7cb3ac0-b1a7-11ea-bfef-6be28d37f292.png?x-oss-process=image/resize,w_560)
Consider an upper tail test at the α =0.01 significance level with the test statistic =2.638 and...
Consider a lower tail test at the α =0.10 significance level with the test statistic =-1.941 and degrees of freedom df=15 a) use the critical value approach to decide weather to reject ho b) consider the p-value approach to decide weather to reject ho
IN A ONE-TAIL HYPOTHESIS TEST WHERE YOU REJECT Ho ONLY IN THE UPPER TAIL, WHAT IS THE CRITICAL VALUE OF THE T-TEST STATISTIC WITH 10 DEGREES OF FREDOM AT THE 0.01 LEVEL OF SIGNIFICANCE?
Score:UUIIL TUUL 13 19 Cumpele 9.3.42 In a one-tail hypothesis test where you reject Hy only in the upper tail, what is the critical value of the t-test statistic with 74 degrees of freedom at the 0.01 level of significance? Click to view the first page of the table of critical values of t. Click to view the second page of the table of critical values of t. The critical value of the t-test statistic is l. (Round to four...
Test the claim about the population mean μ at the level of significance α. Assume the population is normally distributed. Write out null and alternative hypotheses, your critical t-score and your t-test statistic. Decide whether you would reject or fail to reject your null hypothesis. Test the claim about the population mean μ at the level of significance α. Assume the population is normally distributed. Write out null and alternative hypotheses, your critical t-score and your t-test statistic Claim μ...
You wish to test the following claim a significance level of α 0.01 Ho:p 0.16 Ha: p 0.16 You obtain a sample of size n 649 in which there are 92 successful observations a. What is the test statistic for this sample? Round to 3 decimal places test statistic b. What is the p-value for this sample? Use Technology Round to 4 decimal places P-value- c. The p-value is... o less than (or equal to) α greater than a d....
In a one-tail hypothesis test where you reject He only in the lower tail, what is the critical value of the Stat test statistic with 67 degrees of freedom at the 0.10 level of significance? Click to view the first page of the table of critical values of t. Click to view the second page of the table of critical values of t. The critical value of the statest statistic is (Round to four decimal places as needed.)
The test statistic of z=−1.53 is obtained when testing the claim that p=1/2. a. Using a significance level of alphaαequals=0.01 find the critical value(s). b. Should we reject Upper Ho or should we fail to reject Upper H 0H0?
1. Find the P-value for the indicated hypothesis test with the given standardized test statistic, z. Decide whether to reject Upper H 0 for the given level of significance alpha. Two-tailed test with test statistic z= -1.95 and alpha=0.04 P-value= ? (Round to four decimal places as needed.) Reject H0 or fail to reject? 2. Find the critical value(s) for a left-tailed z-test with alpha=0.01. Include a graph with your answer. The critical value(s) is(are) ___ (Round to two...
Test whether at the 0.01 level of significance for the sample data shown in the accompanying table Assume that the populations are normally distributed Click the icon to view the datatable Determine the null and alternative hypothesis for this test OA. HOR Sample Data - X OB. Het Ha OCH 12 n Population 1 33 1035 123 Population 2 25 1145 133 OD. HE 2 Hyh Print Done Determine the value for this hypothesis test P-Round to three decimal places...
Assume that you have a sample of n 1-7, with the sample mean X1-43, and a sample standard deviation of S1-4, and you have an independent sample of n2-13 from another population with a sample mean of x2 39 and the sample standard deviation S2-7. Complete parts (a) through (d). Click here for page 1 of critical values oft. Click here for page 2 of critical values of t. a. What is the value of the pooled-variance ISTAT test statistic...