Homework Answers
(c). By using chi-square table. The critcal value corresponding to (n-1) = 4-1 = 3 degrees of freedom and 0.05 level of significance is 7.815.
Now since our test statistic < critical value. Therefore we fail to reject our null hypothesis.
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12.1.7 Question Help Determine (a) the x? test statistic, (b) the degrees of freedom, (c) the...
Determine (a) the χ2 test statistic, (b) test degrees of freedom, (c) the critical value using...
Determine (a) the χ2 test statistic, (b) test degrees of freedom, (c) the critical value using α=0.05, and (d) test the hypothesis at the α=0.05 level of significance. Outcome Observed Expected A 18 20 B 18 20 C 22 20 D 22 20 H0:Pa=Pb=Pc=Pd=1/4 H1: at least one of the proportions is different from the others. (a)test statistics is 0.8 (b) There are 3 degrees of freedom (c) The critical value is X ?? (round three decimal places as needed)...
Determine (a) the chi squared χ2 test statistic, (b) the degrees of freedom, (c) the critical...
Determine (a) the chi squared χ2 test statistic, (b) the degrees of freedom, (c) the critical value using α=0.05, and (d) test the hypothesis at the α=0.05 level of significance. H0: pA = pB = pC = pD = 1/4th H1: At least one of the proportions is different from the others. (a) The test statistic is __?__ . (Type an exact answer.)
Outcome Observed Expected404040 40 Determine test statistic, b) the degrees of freedom c) the critical value...
Outcome Observed Expected404040 40 Determine test statistic, b) the degrees of freedom c) the critical value using α-0.05, and d) test the hypothesis at the α-0 05 level of significance. a) the χ 42 39 38 41 H,: At least one of the proportions is different from the others. (a) The test statistic is Type an exact answer.) (b) There aredegrees of freedom (c) The critical value is Round to three decimal places as needed.) (d) Should the null hypothesis...
Determine (a) the 2 test statistic, (b) the degrees of treedom, (c) the critical value using...
Determine (a) the 2 test statistic, (b) the degrees of treedom, (c) the critical value using 0.05, and (d) test the hypothesis at the a 0.05 level of significance H: At least one of the proportions is different from the others. Outcome Observed Expected A B C D 44 36 37 43 40 40 40 40 We were unable to transcribe this image
Outcome Observed Expected20 20 20 20 ABCD만 18 Determine a) the χ test statistic b the...
Outcome Observed Expected20 20 20 20 ABCD만 18 Determine a) the χ test statistic b the degrees of freedom, c the critical value using- 05, and d test the hypothesis at the a 0 5 level of significance. H, At least one of the proportions is different from the others a) The test statistic is Type an exact answer)
Determine (a) the test statistic, (b) the degrees of freedom, (c) the P-alue, and (d) test...
Determine (a) the test statistic, (b) the degrees of freedom, (c) the P-alue, and (d) test the hypothesis at the a-0.05 level of significance. Outcome Obsenved Expected 25 25 25 25 A B C Do 22 28 24 26 H,: At least one of the proportions is different from the others Click the icon to wew the chi-square distribution table Round to two decimal places as needed.) (b) (True False) The number of degrees of freedom is oneless than the...
QUESTION 4 Given the test statistic and degrees of freedom, find the p-value range (area to...
QUESTION 4 Given the test statistic and degrees of freedom, find the p-value range (area to the right) that is the best choice. x2 = 34.7, df = 21 0.75 < P<0.90 0.05 <P<0.10 0.90 < P<0.95 0.025 <P<0.05 QUESTION 5 Given the test statistic and degrees of freedom, find the p-value range (area to the right) that is the best choice. x2 = 35.2, df = 24 0.90 < P<0.95 0.025 <P<0.05 0.75 <P<0.90 0.05 < P<0.10
please provide a detailed answer, thank you! You are conducting a Goodness of Fit hypothesis test...
please provide a detailed answer, thank you!
You are conducting a Goodness of Fit hypothesis test for the claim that the population data values are not distributed as follows: PA = 0.1; PB = 0.4; Pc = 0.3; pp = 0.2 Give all answers as decimals rounded to 3 places after the decimal point, if necessary. (a) What are the hypotheses for this test? OH:Pa = 0.1, PB = 0.4, pc = 0.3, pp = 0.2 H: all of these...
determine the test statistic (F stat), p-value, upper critical value of F Construct a 99% confidence...
determine the test statistic (F stat), p-value, upper critical
value of F
Construct a 99% confidence interval estimate of the difference
between the two population proportions.
Let n, 50, X1 30, n2 = 50, and X2 10. Complete parts (a) and (b) below. a. At the 0.05 level of significance, is there evidence of a significant difference between the two population proportions? Determine the null and alternative hypotheses. Choose the correct answer below. В. Но: Пу S12 А. Но: п1...
(a)-1,305 b)-0.872 #) Find the standardized test statistic + for a sample with M= 20, x=...
(a)-1,305 b)-0.872 #) Find the standardized test statistic + for a sample with M= 20, x= 10.9, 5= 2.0, and d.o.on if H, pl. 11.3. round answer 3 decimal places. C)-0.894 d)-1.233 #2) if a sample of 12 is drawn from a Normal population, what should be used as the test statistic? a) to with 13 degrees of freedom b) Zo with Il degrees of freedom C) to witn il degrees of freedom d) zo with lg digues of freedom...
Outcome Observed Expected404040 40 Determine test statistic, b) the degrees of freedom c) the critical value using α-0.05, and d) test the hypothesis at the α-0 05 level of significance. a) the χ 42 39 38 41 H,: At least one of the proportions is different from the others. (a) The test statistic is Type an exact answer.) (b) There aredegrees of freedom (c) The critical value is Round to three decimal places as needed.) (d) Should the null hypothesis...
Determine (a) the 2 test statistic, (b) the degrees of treedom, (c) the critical value using 0.05, and (d) test the hypothesis at the a 0.05 level of significance H: At least one of the proportions is different from the others. Outcome Observed Expected A B C D 44 36 37 43 40 40 40 40 We were unable to transcribe this image
Outcome Observed Expected20 20 20 20 ABCD만 18 Determine a) the χ test statistic b the degrees of freedom, c the critical value using- 05, and d test the hypothesis at the a 0 5 level of significance. H, At least one of the proportions is different from the others a) The test statistic is Type an exact answer)
Determine (a) the test statistic, (b) the degrees of freedom, (c) the P-alue, and (d) test the hypothesis at the a-0.05 level of significance. Outcome Obsenved Expected 25 25 25 25 A B C Do 22 28 24 26 H,: At least one of the proportions is different from the others Click the icon to wew the chi-square distribution table Round to two decimal places as needed.) (b) (True False) The number of degrees of freedom is oneless than the...
QUESTION 4 Given the test statistic and degrees of freedom, find the p-value range (area to the right) that is the best choice. x2 = 34.7, df = 21 0.75 < P<0.90 0.05 <P<0.10 0.90 < P<0.95 0.025 <P<0.05 QUESTION 5 Given the test statistic and degrees of freedom, find the p-value range (area to the right) that is the best choice. x2 = 35.2, df = 24 0.90 < P<0.95 0.025 <P<0.05 0.75 <P<0.90 0.05 < P<0.10
please provide a detailed answer, thank you!
You are conducting a Goodness of Fit hypothesis test for the claim that the population data values are not distributed as follows: PA = 0.1; PB = 0.4; Pc = 0.3; pp = 0.2 Give all answers as decimals rounded to 3 places after the decimal point, if necessary. (a) What are the hypotheses for this test? OH:Pa = 0.1, PB = 0.4, pc = 0.3, pp = 0.2 H: all of these...
determine the test statistic (F stat), p-value, upper critical
value of F
Construct a 99% confidence interval estimate of the difference
between the two population proportions.
Let n, 50, X1 30, n2 = 50, and X2 10. Complete parts (a) and (b) below. a. At the 0.05 level of significance, is there evidence of a significant difference between the two population proportions? Determine the null and alternative hypotheses. Choose the correct answer below. В. Но: Пу S12 А. Но: п1...
(a)-1,305 b)-0.872 #) Find the standardized test statistic + for a sample with M= 20, x= 10.9, 5= 2.0, and d.o.on if H, pl. 11.3. round answer 3 decimal places. C)-0.894 d)-1.233 #2) if a sample of 12 is drawn from a Normal population, what should be used as the test statistic? a) to with 13 degrees of freedom b) Zo with Il degrees of freedom C) to witn il degrees of freedom d) zo with lg digues of freedom...
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