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A sample taken from a population yields a sample mean of 58.3. Calculate the p-value for...
A sample taken from a population yields a sample mean of 59.4. Calculate the p-value below....
A sample taken from a population yields a sample mean of 59.4. Calculate the p-value below. а. НА: #48, п-41, s :35.621 b. HA, Џ<67 data. 60.8, 56.8, 59.7, 53.8, 65.9 a. Calculate the p-value for HA-нё 48, n-41, s-35.621. The p-value for this test is (Round to three decimal places as needed.) b. Calculate the p-value for HA: μ< 67, data 60.8, 56.8, 59.7, 53.8, 65.9 The p-value for this test is (Round to three decimal places as needed.)
A sample taken from a population yields a sample mean of 59.6. Calculate the p-value for...
A sample taken from a population yields a sample mean of 59.6. Calculate the p-value for parts a through d below. a. HALI > 59, n = 16,6 = 1.0 b. HA #49, n = 51, S = 35.651 c. H: H+ 49, n = 51, G = 35.651 d. HAH<67; data: 56.1, 59.3, 59.7, 56.5, 66.4 a. Calculate the p-value for HA: > 59, n = 16,0 = 1.0. The p-value for this test is (Round to three decimal...
Use technology to help you test the claim about the population mean, μ, at the given...
Use technology to help you test the claim about the population mean, μ, at the given level of significance, α, using the given sample statistics. Assume the population is normally distributed. Claim: μ> 1 180: α 0.02; σ 211.79. Sample statistics: x 1203.69, n 250 ldentify the null and alternative hypotheses. Choose the correct answer below ) B. H0: μ s 1180 Ha : μ> 1180 Ha: μ 1203.69 HH 1180 Ha H 1180 O c. HOHs 1203 D. Ho...
For each of the following situations, calculate the p-value and determine if H0 is rejected at...
For each of the following situations, calculate the p-value and determine if H0 is rejected at a 5% significance level with the test statistic, -1.94. All numbers should be reported to four decimal places. a) Consider a hypothesis test concerning a population mean with σ known and n = 1300. As stated above the test statistic is -1.94. H0: μ = 656 Ha: μ < 656 i) What is the p-value? ii) Will H0 be rejected in part a)? iii)...
A) How large a sample should be taken if the population mean is to be estimated...
A) How large a sample should be taken if the population mean is to be estimated with 99% confidence to within $82? The population has a standard deviation of $906. (Round your answer up to the next whole number.) B) Assume that z is the test statistic. (Give your answers correct to two decimal places.) (a) Calculate the value of z for Ho: μ = 51, σ = 4, n = 39, x = 48.6. (b) Calculate the value of...
A sample of size 25 was obtained to test the given hypotheses. Calculate the p-value for...
A sample of size 25 was obtained to test the given hypotheses. Calculate the p-value for each of the sample results in parts a through c Ho p 0.27 HA p0.27 - p 0.09 a. p-value (Round to three decimal places as needed.) b. p 0.3 p-value (Round to three decimal places as needed.) c. p 0.37 p-value (Round to three decimal places as needed.) d. p 0.47 p-value (Round to three decimal places as needed.)
A sample mean, sample size, and population standard deviation are provided below. Use the one-mean z-test...
A sample mean, sample size, and population standard deviation are provided below. Use the one-mean z-test to perform the required hypothesis test at the 10% significance level. x=37, n = 31, σ=9, H0 : μ=39, Ha: μ<39 EB Click here to view a partial table of areas under the standard normal curve. The test statistic is z- (Round to two decimal places as needed.)
Test the claim about the population mean, H, at the given level of significance using the...
Test the claim about the population mean, H, at the given level of significance using the given sample statistics Claim: μ-50: α: 0.05; σ. 3.06. Sample statistics. x: 48.8, n: 78 Identify the null and alternative hypotheses. Choose the correct answer below A. Ho : μ#50 Ha H 50 B. Ho : μ>50 Ha 50 OD. Ho: H- 50 Ha : μ < 50 F. Ho : μ-50 Ha: μ#50 E. Ho : μ<50 Ha H 50 C Calculate the...
Assume that z is the test statistic. (a) H0: μ = 22.5, Ha: μ > 22.5;...
Assume that z is the test statistic. (a) H0: μ = 22.5, Ha: μ > 22.5; x = 25.8, σ = 6.2, n = 36 (i) Calculate the test statistic z. (Round your answer to two decimal places.) (ii) Calculate the p-value. (Round your answer to four decimal places.) (b) H0: μ = 200, Ha: μ < 200; x = 191.1, σ = 33, n = 27 (i) Calculate the test statistic z. (Round your answer to two decimal places.)...
Assume that z is the test statistic. (a) H0: μ = 22.5, Ha: μ > 22.5;...
Assume that z is the test statistic. (a) H0: μ = 22.5, Ha: μ > 22.5; x = 25.9, σ = 7.4, n = 33 (i) Calculate the test statistic z. (Round your answer to two decimal places.) (ii) Calculate the p-value. (Round your answer to four decimal places.) (b) H0: μ = 200, Ha: μ < 200; x = 193.8, σ = 35, n = 36 (i) Calculate the test statistic z. (Round your answer to two decimal places.)...
A sample taken from a population yields a sample mean of 59.4. Calculate the p-value below. а. НА: #48, п-41, s :35.621 b. HA, Џ<67 data. 60.8, 56.8, 59.7, 53.8, 65.9 a. Calculate the p-value for HA-нё 48, n-41, s-35.621. The p-value for this test is (Round to three decimal places as needed.) b. Calculate the p-value for HA: μ< 67, data 60.8, 56.8, 59.7, 53.8, 65.9 The p-value for this test is (Round to three decimal places as needed.)
A sample taken from a population yields a sample mean of 59.6. Calculate the p-value for parts a through d below. a. HALI > 59, n = 16,6 = 1.0 b. HA #49, n = 51, S = 35.651 c. H: H+ 49, n = 51, G = 35.651 d. HAH<67; data: 56.1, 59.3, 59.7, 56.5, 66.4 a. Calculate the p-value for HA: > 59, n = 16,0 = 1.0. The p-value for this test is (Round to three decimal...
Use technology to help you test the claim about the population mean, μ, at the given level of significance, α, using the given sample statistics. Assume the population is normally distributed. Claim: μ> 1 180: α 0.02; σ 211.79. Sample statistics: x 1203.69, n 250 ldentify the null and alternative hypotheses. Choose the correct answer below ) B. H0: μ s 1180 Ha : μ> 1180 Ha: μ 1203.69 HH 1180 Ha H 1180 O c. HOHs 1203 D. Ho...
A sample of size 25 was obtained to test the given hypotheses. Calculate the p-value for each of the sample results in parts a through c Ho p 0.27 HA p0.27 - p 0.09 a. p-value (Round to three decimal places as needed.) b. p 0.3 p-value (Round to three decimal places as needed.) c. p 0.37 p-value (Round to three decimal places as needed.) d. p 0.47 p-value (Round to three decimal places as needed.)
A sample mean, sample size, and population standard deviation are provided below. Use the one-mean z-test to perform the required hypothesis test at the 10% significance level. x=37, n = 31, σ=9, H0 : μ=39, Ha: μ<39 EB Click here to view a partial table of areas under the standard normal curve. The test statistic is z- (Round to two decimal places as needed.)
Test the claim about the population mean, H, at the given level of significance using the given sample statistics Claim: μ-50: α: 0.05; σ. 3.06. Sample statistics. x: 48.8, n: 78 Identify the null and alternative hypotheses. Choose the correct answer below A. Ho : μ#50 Ha H 50 B. Ho : μ>50 Ha 50 OD. Ho: H- 50 Ha : μ < 50 F. Ho : μ-50 Ha: μ#50 E. Ho : μ<50 Ha H 50 C Calculate the...
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