Assume that both populations are normally distributed. (a) Test whether mu 1 not equals mu 2...
Assume that both populations are normally distributed. (a) Test whether mu 1 not equals mu 2 at the alpha equals 0.05 level of significance for the given sample data. (b) Construct a 95% confidence interval about mu 1 minus mu 2. Population 1 Population 2
n 15 15
x overbar 18 20.3
s 4.3 4.4
(a) Test whether mu 1 not equals mu 2 at the alpha equals 0.05 level of significance for the given sample data. Determine the null and alternative hypothesis for this test.
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Assume that both populations are normally distributed. (a) Test
whether mu 1 not equals mu 2...
Assume that both populations are normally distributed. a) Test whether mu 1 not equals mu 2...
Assume that both populations are normally distributed. a) Test whether mu 1 not equals mu 2 at the alpha equals 0.05 level of significance for the given sample data. b) Construct a 95% confidence interval about mu 1 minus mu 2. Table: Sample 1 Sample 2: n= 16 16 x bar= 12.3 14.1 s= 3.5 3.5
Assume that both populations are normally distributed
Assume that both populations are normally distributed(a) Test whether μ1 ≠ μ2 at the α=0.05 level of significance for the given sample data(b) Construct a 95 % confidence interval about μ1-μ2.(a) Test whether μ1 ≠ P2 at the α=0.05 level of significance for the given sample data. Determine the null and alternative hypothesis for this test.Determine the P-value for this hypothesis test.P=_______ (Round to threes decimal places as needed.)Should the null hypothesis be rejected?A. Reject H0, there is not sufficient...
Assume that both populations are normally distributed. (a) Test whether μ1≠μ2 at the α=0.01 level of...
Assume that both populations are normally distributed. (a) Test whether μ1≠μ2 at the α=0.01 level of significance for the given sample data. (b) Construct a 9999% confidence interval about 1−μ2. Population 1 Population 2 n 10 10 x overbarx 10.1 8.9 s 2.4 2.3 (a) Test whether μ1≠μ2 at the α=0.01 level of significance for the given sample data. Determine the null and alternative hypothesis for this test. Detemine the P-value for this hypothesis test. P=________. (Round to three decimal...
Sample 2 11 n X Assume that both populations are normally distributed a) Test whether ,...
Sample 2 11 n X Assume that both populations are normally distributed a) Test whether , at the = 0.01 level of significance for the given sample data b) Construct a 50% confidence interval about 4-12 Sample 1 19 5078 21 11.9 Click the icon to view the Student distribution table a) Perform a hypothesis test. Determine the null and alternative hypotheses O A HOM > B. Hy: H2 OB HM, H, H2 + C Họ P = H1 H1...
Assume that both populations are normally distributed.
Assume that both populations are normally distributed.a) Test whether μ1 ≠ μ2 at the α=0.01 level of significance for the given sample data.b) Construct a 99 % confidence interval about μ1-μ2.Click the icon to view the Student t-distribution table.a) Perform a hypothesis test. Determine the null and alternative hypotheses.
Assume that both populations are normally distributed. a) Test whether 147 *H2 at the a=0.10 level...
Assume that both populations are normally distributed. a) Test whether 147 *H2 at the a=0.10 level of significance for the given sample data. b) Construct a 90% confidence interval about 17 - H2 Sample 1 18 19.1 5.1 Sample 18 20.3 4.8 Click the icon to view the Student t-distribution table. a) Perform a hypothesis test. Determine the null and alternative hypotheses. O A. Ho H1 H2 H H1 H2 OB. Ho: H = H2, H:Hy * H2 OC. Ho:...
Assume that both populations are normally distributed. a) Test whether H1 H2 at the a= 0.10...
Assume that both populations are normally distributed. a) Test whether H1 H2 at the a= 0.10 level of significance for the given sample data. b) Construct a 90% confidence interval about H1 - H2 n Sample 1 17 16.9 3.5 Sample 2 17 18.6 4.2 S BE! Click the icon to view the Student t-distribution table. a) Perform a hypothesis test. Determine the null and alternative hypotheses. O A. Ho: Hy #H2, H: H = H2 OB. Ho: H1 =...
1.3.3 Question Help * Sample 1 Sample 2 Assume that both populations are normally distributed. a)...
1.3.3 Question Help * Sample 1 Sample 2 Assume that both populations are normally distributed. a) Test whether μ? μ2 at the α 0.05 level of significance for the given sample data. b) Construct a 95% confidence interval about μ1-2. 16 44.1 12.4 52.5 9.7 EB Click the icon to view the Student t-distribution table a) Perform a hypothesis test. Determine the null and alternative hypotheses Determine the critical value(s). Select the correct choice bElow and fill in the answer...
i beed help with part b. thanks! Assume that both populations are normally distributed (a) Test...
i beed help with part b. thanks!
Assume that both populations are normally distributed (a) Test whether u, #2 at the a 0.01 level of Population 1 13 Population 2 13 16.1 12.6 significance for the given sample data (b) Construct a 99% confidence interval about 1 2 X 3.5 4.6 different means B. Do not reject Ho, there is not sufficient evidence to conclude that the two populations have different means. C Do not reject Ho. there is sufficient...
A simple random sample of size nequals 15is drawn from a population that is normally distributed....
A simple random sample of size nequals 15is drawn from a population that is normally distributed. The sample mean is found to be x overbar equals18.7and the sample standard deviation is found to be sequals 6.3 . Determine if the population mean is different from 25 at the alpha equals 0.01 level of significance. Complete parts (a) through (d) below. (a) Determine the null and alternative hypotheses. Upper H 0 : ▼ sigma p mu ▼ equals not equals less...
Assume that both populations are normally distributed(a) Test whether μ1 ≠ μ2 at the α=0.05 level of significance for the given sample data(b) Construct a 95 % confidence interval about μ1-μ2.(a) Test whether μ1 ≠ P2 at the α=0.05 level of significance for the given sample data. Determine the null and alternative hypothesis for this test.Determine the P-value for this hypothesis test.P=_______ (Round to threes decimal places as needed.)Should the null hypothesis be rejected?A. Reject H0, there is not sufficient...
Sample 2 11 n X Assume that both populations are normally distributed a) Test whether , at the = 0.01 level of significance for the given sample data b) Construct a 50% confidence interval about 4-12 Sample 1 19 5078 21 11.9 Click the icon to view the Student distribution table a) Perform a hypothesis test. Determine the null and alternative hypotheses O A HOM > B. Hy: H2 OB HM, H, H2 + C Họ P = H1 H1...
Assume that both populations are normally distributed.a) Test whether μ1 ≠ μ2 at the α=0.01 level of significance for the given sample data.b) Construct a 99 % confidence interval about μ1-μ2.Click the icon to view the Student t-distribution table.a) Perform a hypothesis test. Determine the null and alternative hypotheses.
Assume that both populations are normally distributed. a) Test whether 147 *H2 at the a=0.10 level of significance for the given sample data. b) Construct a 90% confidence interval about 17 - H2 Sample 1 18 19.1 5.1 Sample 18 20.3 4.8 Click the icon to view the Student t-distribution table. a) Perform a hypothesis test. Determine the null and alternative hypotheses. O A. Ho H1 H2 H H1 H2 OB. Ho: H = H2, H:Hy * H2 OC. Ho:...
Assume that both populations are normally distributed. a) Test whether H1 H2 at the a= 0.10 level of significance for the given sample data. b) Construct a 90% confidence interval about H1 - H2 n Sample 1 17 16.9 3.5 Sample 2 17 18.6 4.2 S BE! Click the icon to view the Student t-distribution table. a) Perform a hypothesis test. Determine the null and alternative hypotheses. O A. Ho: Hy #H2, H: H = H2 OB. Ho: H1 =...
1.3.3 Question Help * Sample 1 Sample 2 Assume that both populations are normally distributed. a) Test whether μ? μ2 at the α 0.05 level of significance for the given sample data. b) Construct a 95% confidence interval about μ1-2. 16 44.1 12.4 52.5 9.7 EB Click the icon to view the Student t-distribution table a) Perform a hypothesis test. Determine the null and alternative hypotheses Determine the critical value(s). Select the correct choice bElow and fill in the answer...
i beed help with part b. thanks!
Assume that both populations are normally distributed (a) Test whether u, #2 at the a 0.01 level of Population 1 13 Population 2 13 16.1 12.6 significance for the given sample data (b) Construct a 99% confidence interval about 1 2 X 3.5 4.6 different means B. Do not reject Ho, there is not sufficient evidence to conclude that the two populations have different means. C Do not reject Ho. there is sufficient...
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