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 = 3.6,
n = 44, x = 49.
(b) Calculate the value of z for Ho:
μ = 20, σ = 4, n = 71, x =
21.8.
(c) Calculate the value of z for Ho:
μ = 138.5, σ = 3.6, n = 10, x =
140.51.
(d) Calculate the value of z for Ho:
μ = 815, σ = 42.9, n = 59, x =
801.2.
Assume that z is the test statistic. (Give your answers correct to two decimal places.) (a)...
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 = 4.3, n = 43, x = 49.2. (b) Calculate the value of z for Ho: μ = 20, σ = 4.2, n = 79, x = 20.8. (c) Calculate the value of z for Ho: μ = 138.5, σ = 3.5, n = 12, x = 144.08. (d) Calculate the value of...
8.0-9.09 points JKEStat11 8.Ε.094 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 4.3, n-38, x 50.3. (b) Calculate the value of z for Ho: μ = 20, σ = 3.7, n = 78, x = 21.8. (c) Calculate the value of z for Ho: μ 138.5, σ 4.4, n 18, x-: 141.19 (d) Calculate the value of Z for Ho: μ 815, σ...
Assume that z is the test statistic. (Give your answers correct to two decimal places.) (a) Calculate the value of z for Ho: μ = 10, σ = 2.6, n = 37, x = 10.9. (b) Calculate the value of z for Ho: μ = 120, σ = 26, n = 26, x = 125.2. (c) Calculate the value of z for Ho: μ = 18.2, σ = 3.7, n = 144, x = 19.01. (d) Calculate the value of...
Assume that z is the test statistic. (Give your answers correct to two decimal places.) (a) Calculate the value of z for Ho: μ = 10, σ = 3.3, n = 37, x = 11.1. (b) Calculate the value of z for Ho: μ = 120, σ = 22, n = 25, x = 127. (c) Calculate the value of z for Ho: μ = 18.2, σ = 4.3, n = 145, x = 19.05. (d) Calculate the value of...
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...
Consider the following. (Give your answers correct to two decimal places.) (a) Calculate the test statistic z used in testing Ho: p = 0.70, Ha: p > 0.70; with the sample n = 299 and x = 253. (b) Calculate the test statistic z used in testing Ho: p = 0.50, Ha: p < 0.50; with the sample n = 441 and x = 203. (c) Calculate the test statistic z used in testing Ho: p = 0.35, Ha: p...
Consider the following. (Give your answers correct to two decimal places.) (a) Calculate the value for the test statistic, χ2, for Ho: σ2 = 18.5, n = 19, s2 = 17. χ2* = (b) Calculate the value for the test statistic, χ2, for Ho: σ2 = 31.3, n = 14, s = 5.6. χ2* = (c) Calculate the value for the test statistic, χ2, for Ho: σ = 42.8, n = 14, s = 38.4. χ2* = (d) Calculate the...
+/-/9.09 points JKEStat 118E.106 Assume that z is the test statistic. (a) Ho: μ 22.5, Ha: μ > 22.5; x 26.8, σ 6, n 32 0) Cacolatethe test stti z Glound your answer to two decimal places) Calculate the p-value. (Round your answer to four decimal places.) (b) H0: μ 200, Ha : μ < 200; x 194.5, σ 34, n 31 (G) Calculate the test statistic z. (Round your answer to two decimal places.) (ii) Calculate the p-value. (Round...
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; 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.)...