Question

In: Statistics and Probability

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

Solutions

Expert Solution

orchestra answered 1 year ago
Next > < Previous

Related Solutions

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 .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 hypothesis test: H0: ? = 16 Ha: ? ? 16 A sample of...
Consider the following hypothesis test: H0: ? = 16 Ha: ? ? 16 A sample of 40 provided a sample mean of 14.17. The population standard deviation is 6. a. Compute the value of the test statistic (to 2 decimals). b. What is the p-value (to 4 decimals)? c. Using ? = .05, can it be concluded that the population mean is not equal to 16? Answer the next three questions using the critical value approach. d. Using ? =...
Consider the following hypothesis test. H0: μ ≤ 50 Ha: μ > 50 A sample of...
Consider the following hypothesis test. H0: μ ≤ 50 Ha: μ > 50 A sample of 60 is used and the population standard deviation is 8. Use the critical value approach to state your conclusion for each of the following sample results. Use α = 0.05. (Round your answers to two decimal places.) (a) x = 52.3 Find the value of the test statistic. = State the critical values for the rejection rule. (If the test is one-tailed, enter NONE...
Consider the following hypothesis test. H0: μ ≤ 25 Ha: μ > 25 A sample of...
Consider the following hypothesis test. H0: μ ≤ 25 Ha: μ > 25 A sample of 40 provided a sample mean of 26.1. The population standard deviation is 6. (a) Find the value of the test statistic. (Round your answer to two decimal places.) (b) Find the p-value. (Round your answer to four decimal places.) p-value = (c) At α = 0.01,state your conclusion. (d) State the critical values for the rejection rule. (Round your answer to two decimal places....
Consider the following hypothesis test. H0: μ ≤ 50 Ha: μ > 50 A sample of...
Consider the following hypothesis test. H0: μ ≤ 50 Ha: μ > 50 A sample of 60 is used and the population standard deviation is 8. Use the critical value approach to state your conclusion for each of the following sample results. Use α = 0.05. (Round your answers to two decimal places.) (a) x = 52.7 Find the value of the test statistic. State the critical values for the rejection rule. (If the test is one-tailed, enter NONE for...
Consider the following hypothesis test. H0: μ ≥ 35 Ha: μ < 35 A sample of...
Consider the following hypothesis test. H0: μ ≥ 35 Ha: μ < 35 A sample of 36 is used. Identify the p-value and state your conclusion for each of the following sample results. Use α = 0.01. (a) x = 34 and s = 5.2 Find the value of the test statistic. (Round your answer to three decimal places.) Find the p-value. (Round your answer to four decimal places.) *PLEASE GO INTO DETAIL WHEN EXPLAINING THIS STEP! How do you...
Consider the following hypothesis test. H0: μ = 15 Ha: μ ≠ 15 A sample of...
Consider the following hypothesis test. H0: μ = 15 Ha: μ ≠ 15 A sample of 50 provided a sample mean of 14.08. The population standard deviation is 3. A. Find the value of the test statistic. (Round your answer to two decimal places.) B. Find the p-value. (Round your answer to four decimal places.) C. State the critical values for the rejection rule. (Round your answers to two decimal places. If the test is one-tailed, enter NONE for the...
Consider the following hypothesis test. H0: μ ≥ 20 Ha: μ < 20 A sample of...
Consider the following hypothesis test. H0: μ ≥ 20 Ha: μ < 20 A sample of 50 provided a sample mean of 19.5. The population standard deviation is 2. (a) Find the value of the test statistic. (Round your answer to two decimal places.) _______ (b) Find the p-value. (Round your answer to four decimal places.) p-value = _______ (c) Using α = 0.05, state your conclusion. Reject H0. There is sufficient evidence to conclude that μ < 20. Reject...
ADVERTISEMENT
Subjects
ADVERTISEMENT
Latest Questions
ADVERTISEMENT