Question

Compute the value of the test statistic for the indicated test (round to 2 decimal places...

Compute the value of the test statistic for the indicated test (round to 2 decimal places if necessary):

Ho: μ = 1.2; Ha : μ > 1.2; α = 0.05; σ = 0.3; x-bar = 1.3; s = 0.25; n = 25

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
#6 Compute the value of the test statistic for the indicated test, based on the information...
#6 Compute the value of the test statistic for the indicated test, based on the information given. Testing H0:μ=342H0:μ=342 vs. Ha:μ<342Ha:μ<342, σ = 11.2, n = 40, x⎯⎯=339x-=339, s = 10.3 Testing H0:μ=105H0:μ=105 vs. Ha:μ>105Ha:μ>105, σ = 5.3, n = 80, x⎯⎯=107x-=107, s = 5.1 Testing H0:μ=−13.5H0:μ=−13.5 vs. Ha:μ≠−13.5Ha:μ≠−13.5, σ unknown, n = 32, x⎯⎯=−13.8x-=−13.8, s = 1.5 Testing H0:μ=28H0:μ=28 vs. Ha:μ≠28Ha:μ≠28, σ unknown, n = 68, x⎯⎯=27.8x-=27.8, s = 1.3
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 = 10, σ = 2.5, n = 39, x = 10.7. (b) Calculate the value of z for Ho: μ = 120, σ = 30, n = 21, x = 126.2. (c) Calculate the value of z for Ho: μ = 18.2, σ = 3.7, n = 145, x = 18.85. (d) Calculate the value of...
For each of the following sets of results, compute the appropriate test statistic, test the indicated...
For each of the following sets of results, compute the appropriate test statistic, test the indicated alternative hypothesis, and compute the effects size(s) indicating their magnitude: set Hypothesis mu hat μ0 sigma hat n α a) b) c) μ ≠ μ0 μ > μ0 μ < μ0 54.6 71.6 105.4 54.9 68.2 100 4.4 7.6 9 27 24 25 0.1 0.05 0.01 a) Compute the appropriate test statistic(s) to make a decision about H0. test statistic = ; Decision: Compute...
Find test statistic and P VALUE and make conclusion for PROPORTION: x=35, n=200, Ho: p=25%, H1:...
Find test statistic and P VALUE and make conclusion for PROPORTION: x=35, n=200, Ho: p=25%, H1: p<25%, confidence level=0.05 Find test statistic and P VALUE and make conclusion for MEAN: x̄=37, s=10.2, n=30, Ho: μ=32, H1: μ≠32, confidence level=0.01 Find test statistic AND P VALUE and make conclusion for TWO PROPORTIONS: x1 = 6, n1 = 315, x2 = 80, n2 = 320, Ho: p1 = p2, HA: p1 < p2, α = 0.1
(Round all intermediate calculations to at least 4 decimal places.) Consider the following hypotheses: H0: μ...
(Round all intermediate calculations to at least 4 decimal places.) Consider the following hypotheses: H0: μ ≥ 177 HA: μ < 177 A sample of 84 observations results in a sample mean of 170. The population standard deviation is known to be 24. Use Table 1. a. What is the critical value for the test with α = 0.05 and with α = 0.01? (Negative values should be indicated by a minus sign. Round your answers to 2 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 = 25.8, σ = 7.8, n = 29 (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 = 30, n = 24 (i) Calculate the test statistic z. (Round your answer to two decimal places.)...
For each of the following sets of results, compute the appropriate test statistic, test the indicated...
For each of the following sets of results, compute the appropriate test statistic, test the indicated alternative hypothesis, and compute the effects size(s) indicating their magnitude: set Hypothesis μ0 σ n α a) μ ≠ μ0 49 50.8 4.4 44 0.20 b) μ > μ0 43.9 40.8 7.5 48 0.10 c) μ < μ0 35.7 30 8.6 40 0.15 a) Compute the appropriate test statistic(s) to make a decision about H0. critical value =__________ ; test statistic = ________________ Decision:  ***(choose...
(Round all intermediate calculations to at least 4 decimal places.) Consider the following hypotheses: H0: μ...
(Round all intermediate calculations to at least 4 decimal places.) Consider the following hypotheses: H0: μ =208 HA: μ < 208 A sample of 74 observations results in a sample mean of 202. The population standard deviation is known to be 26. Use Table 1 a. What is the critical value for the test with α = 0.10 and with α = 0.01? (Negative values should be indicated by a minus sign. Round your answers to 2 decimal places.) Critical...
Consider a paint-drying situation in which drying time for a test specimen is normally distributed with...
Consider a paint-drying situation in which drying time for a test specimen is normally distributed with σ = 7. The hypotheses H0: μ = 74 and Ha: μ < 74 are to be tested using a random sample of n = 25 observations. (a) If x = 72.3, what is the conclusion using α = 0.003? Calculate the test statistic and determine the P-value. (Round your test statistic to two decimal places and your P-value to four decimal places.) z...
Calculate the test statistic and p-value for each sample. Use Appendix C-2 to calculate the p-value....
Calculate the test statistic and p-value for each sample. Use Appendix C-2 to calculate the p-value. (Negative values should be indicated by a minus sign. Round your test statistic to 3 decimal places and p-value to 4 decimal places.) Test Statistic p-value (a) H0: ππ ≤ .65 versus H1: ππ > .65, α = .05, x = 63, n = 84 (b) H0: ππ = .30 versus H1: ππ ≠ .30, α = .05, x = 16, n = 35...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT