If, in a one-tail hypothesis test where H, is only rejected in the upper tail, the p-value =0.0282 and ZSTAT = +1,91, what is the statistical decision if the null hypothesis is tested at the 0.03 level of significance? What is the statistical decision? Since the p-value is Ho a (Type an integer or a decimal. Do not round.)
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- 55% of students entering four-year colleges receive a degree within six years. Is this percent larger than for students who play intramural sports? 161 of the 256 students who played intramural sports received a degree within six years. What can be concluded at the level of significance of a = 0.10? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho: ? Select an answerv (please enter a decimal) H1: ?v Select an answerv (Please enter a decimal) c. The test statistic ?v = (please show your answer to 3 decimal places.) d. The p-value = |(Please show your answer to 4 decimal places.) e. The p-value is ? a f. Based on this, we should Select an answerv the null hypothesis. g. Thus, the final conclusion is that ... O The data suggest the populaton proportion is significantly larger than 55% at a = 0.10, so there is sufficient evidence to conclude that the population proportion of students who played intramural sports who received a degree…Suppose are running a study/poll about the accuracy rate for fingerprint identification. You randomly sample 93 people and find that 71 of them match the condition you are testing.Suppose you are have the following null and alternative hypotheses for a test you are running:H0:p=0.79H0:p=0.79Ha:p<0.79Ha:p<0.79Calculate the test statistic, rounded to 3 decimal places z=z=Find the p-value for a right-tailed hypothesis test with a test statistic of z=-2.78
- What is the p value of, in a left tail hypotheses test, Z statistics=-1.85 Round to four decimalsIn the test of a certain hypothesis the p-valuecorresponding to the test statistics is 0.0316. Can the null hypothesis be rejected at the; i. 0.01 level of significance? ii. 0.05 level of significance? iii. 0.10 level of significancAssume that matched pairs of data from a poll of Internet users who were asked if they make travel plans through the Internet result in 304 positive signs, 278 negative signs, and 35 ties when the value of the secon variable is subtracted from the corresponding value of the first variable. Use the sign test with a 0.05 significance level to test the null hypothesis of no difference. Let ₁ denote the median of the first variable and 12 denote the median of the second variable. What are the null and alternative hypotheses? O A. Ho: 1₁2 112 H₁:1₁ <1₂ OC. Ho: 11₁ 112 H₁: 1₁ <12 O B. Ho: 11 #11₂ H₁:1₁ =1₂ O D. Ho: 111 112 H₁:1₁ #1₂ Find the test statistic. Test statistic = Find the P-value. P-value= (Round to four decimal places as needed.) Does the null hypothesis of no difference hold? (Round to two decimal places as needed.) O A. Since the P-value is less than the significance level, reject the null hypothesis of no difference. O B. Since the P-value is greater than the significance…
- Only 11% of registered voters voted in the last election. Will voter participation increase for the upcoming election? Of the 390 randomly selected registered voters surveyed, 55 of them will vote in the upcoming election. What can be concluded at the a = 0.01 level of significance? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho: ?VSelect an answer (please enter a decimal) H1: ?v Select an answer (Please enter a decimal) c. The test statistic ? (please show your answer to 3 decimal places.) d. The p-value = (Please show your answer to 4 decimal places.) e. The p-value is ?v a f. Based on this, we should Select an answer g. Thus, the final conclusion is that ... ) the null hypothesis. O The data suggest the populaton proportion is significantly higher than 11% at a = 0.01, so there is statistically significant evidence to conclude that the the percentage of all registered voters who will vote in the upcoming election will be higher…The test statistic of z=1.75 is obtained when testing the claim that p≠0.432. a. Identify the hypothesis test as being two-tailed, left-tailed, or right- tailed. b. Find the P-value. c. Using a significance level of α=0.05, should we reject H0 or should we fail to reject H0? A. This is a___ test. B. P-values=____ C. What is the correct conclusion? Reject H0 or Fail to reject H0?Only 20% of registered voters voted in the last election. Will voter participation change for the upcoming election? Of the 317 randomly selected registered voters surveyed, 54 of them will vote in the upcoming election. 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: ? v Select an answer v (please enter a decimal) H: ? vSelect an answer v (Please enter a decimal) c. The test statistic ? v = (please show your answer to 3 decimal places.) d. The p-value = (Please show your answer to 4 decimal places.) e. The p-value is ? v a f. Based on this, we should Select an answer v the null hypothesis. g. Thus, the final conclusion is that ... O The data suggest the population proportion is not significantly different from 20% at a = 0.05, so there is statistically significant evidence to conclude that the percentage of registered voters who will vote in the upcoming election will be…
- In a one-tail hypothesis test where you reject Ho only in the upper tail, what is the p-value if ZSTAT = +2.40? Click here to view page 1 of the Normal table. Click here to view page 2 of the Normal table. The p-value is (Round to four decimal places as needed.)What is the p value if, in a left tail hypothesis test, Z-test statistic = -1.98 P value = .. (round to four decimal places as needed) CS Scanned with CamScannerWhat is the p value if, in a left tail hypothesis test, Z statistic = -1.86 Round to four decimals CS Scanned with CamScanner
