Question

In: Statistics and Probability

Consider the following hypothesis tests. (Give your answer bounds exactly.) (a) Calculate the p-value for Ha:...

Consider the following hypothesis tests. (Give your answer bounds exactly.)

(a) Calculate the p-value for Ha: σ2 ≠ 21, n = 28, χ2 = 28.8.
< p <

(b) Calculate the p-value for Ha: σ2 > 29, n = 17, χ2 = 33.5.
< p <  

(c) Calculate the p-value for Ha: σ2 ≠ 41, df = 20, χ2 = 37.3.
< p <  

(d) Calculate the p-value for Ha: σ2 < 14, df = 43, χ2 = 25.5.
< p <

Please show how to work!

Solutions

Expert Solution

orchestra answered 1 year ago
Next > < Previous

Related Solutions

Consider the following hypothesis tests. (Give your answer bounds exactly.) (a) Calculate the p-value for Ha:...
Consider the following hypothesis tests. (Give your answer bounds exactly.) (a) Calculate the p-value for Ha: σ2 ≠ 22, n = 16, χ2 = 28.2. _______< p <_______ (b) Calculate the p-value for Ha: σ2 > 28, n = 26, χ2 = 32.6. _______< p <________ (c) Calculate the p-value for Ha: σ2 ≠ 44, df = 30, χ2 = 39. _______< p < _______ (d) Calculate the p-value for Ha: σ2 < 13, df = 40, χ2 = 26.5....
Determine the p-value for each of the following situations. (Give your answer bounds exactly.) (a) Ha:...
Determine the p-value for each of the following situations. (Give your answer bounds exactly.) (a) Ha: β1 > 0, with n = 15 and t = 1.23 _____ < p < _____ (b) Ha: β1 ≠ 0, with n = 25, b1 = 0.3, and sb1 = 0.11 ____ < p < _____ (c) Ha: β1 < 0, with n = 18, b1 = -1.55, and sb1 = 0.73 ____< p < ____
Consider the following. (Give your answer bounds exactly.) (a) Find the p-value for F = 3.81,...
Consider the following. (Give your answer bounds exactly.) (a) Find the p-value for F = 3.81, df(factor) = 5, df(error) = 23. ____ < p < _____ (b) Find the p-value for F = 4.3, df(factor) = 3, df(error) = 24. _____ < p < ____ (c) Find the p-value for F = 4.74, df(factor) = 6, df(error) = 26. ____ < p <____ Consider the following ANOVA experiments. (Round your answers to two decimal places.) (a) Determine the critical...
Consider the following hypothesis test: H0: p ≥ 0.75 Ha: p < 0.75 A sample of...
Consider the following hypothesis test: H0: p ≥ 0.75 Ha: p < 0.75 A sample of 300 items was selected. Compute the p-value and state your conclusion for each of the following sample results. Use α = .05. Round your answers to four decimal places. a. p = 0.67   p-value _____? b. p = 0.75 p-value _____? c. p = 0.7 p-value _____? d. p = 0.77 p-value _____?
Consider the following hypothesis test. H0: p = 0.30 Ha: p ≠ 0.30 A sample of...
Consider the following hypothesis test. H0: p = 0.30 Ha: p ≠ 0.30 A sample of 400 provided a sample proportion p = 0.275. (a) Compute the value of the test statistic. (Round your answer to two decimal places.) ______ (b) What is the p-value? (Round your answer to four decimal places.) p-value =_____ (c) At α = 0.05, what is your conclusion? Reject H0. There is insufficient evidence to conclude that p ≠ 0.30. Reject H0. There is sufficient...
Consider the following hypothesis test: H0: p ≥ 0.75 Ha: p < 0.75 A sample of...
Consider the following hypothesis test: H0: p ≥ 0.75 Ha: p < 0.75 A sample of 300 items was selected. Compute the p-value and state your conclusion for each of the following sample results. Use  = .05. Round your answers to four decimal places. b. = 0.74 p-value is c. = 0.78 p-value is
Consider the following hypothesis test: H0: p .8 Ha: p > .8 A sample of 500...
Consider the following hypothesis test: H0: p .8 Ha: p > .8 A sample of 500 provided a sample proportion of .853. 16. Determine the standard error of the proportion. 17. Compute the value of the test statistic. 18. Determine the p-value; and at a 5% level, test the above the hypotheses.
Consider the following hypotheses: H0: p ≥ 0.47 HA: p < 0.47 Compute the p-value based...
Consider the following hypotheses: H0: p ≥ 0.47 HA: p < 0.47 Compute the p-value based on the following sample information. (You may find it useful to reference the appropriate table: z tableor t table) (Round "z" value to 2 decimal places. Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.) p-value a. x = 46; n = 121 b. x = 105; n = 269 c. p⎯⎯p¯ = 0.40; n = 62...
Consider the following hypotheses: H0: p ≥ 0.59 HA: p < 0.59 Compute the p-value based...
Consider the following hypotheses: H0: p ≥ 0.59 HA: p < 0.59 Compute the p-value based on the following sample information. (You may find it useful to reference the appropriate table: z table or t table) (Round "z" value to 2 decimal places. Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.) p-value a. x = 44; n = 83 b. x = 135; n = 276 c. p⎯⎯ = 0.55; n =...
Consider the following hypotheses: H0: p ≥ 0.48 HA: p < 0.48 Compute the p-value based...
Consider the following hypotheses: H0: p ≥ 0.48 HA: p < 0.48 Compute the p-value based on the following sample information. (You may find it useful to reference the appropriate table: z table or t table) (Round "z" value to 2 decimal places. Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.) p-value a. x = 50; n = 122 b. x = 118; n = 329 c. p⎯⎯p¯ = 0.42; n =...
ADVERTISEMENT
Subjects
ADVERTISEMENT
Latest Questions
ADVERTISEMENT