Question

1. Suppose that we are testing Hor = po versus H : > Ho with a sample size of n = 15. Calculate bounds on the P-value for the

0 0
Add a comment Improve this question Transcribed image text
Answer #1

Solution :

This is the right tailed test .

sample size = n = 15

Degrees of freedom = df = n - 1 = 15-1 = 14

a) t0 = 2.35

p-value = 0.0170

b) t0 = 3.55

p-value = 0.0016

c)

t0 = 1.55

p-value = 0.0717

Add a comment
Know the answer?
Add Answer to:
1. Suppose that we are testing Hor = po versus H : > Ho with a...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • 2.11. Suppose that we are testing Ho: μ-μ0 versus H: >o with a sample size of...

    2.11. Suppose that we are testing Ho: μ-μ0 versus H: >o with a sample size of n 15. Calculate bounds on the P-value for the following observed values of the test statistic: (a) to 2.35 (b)o 3.55 (c) 2.00 (d) to 1.55

  • Suppose that we are testing H 0 : μ 1 = μ 2 versus H 0...

    Suppose that we are testing H 0 : μ 1 = μ 2 versus H 0 : μ 1 > μ 2 where the two sample sizes are n 1 = n 2 = 10 . Both sample variances are unknown but assumed equal. Find bounds on the P-value for the following observed values of the test statistic. t0=2.31 t0=3.60 t0=1.95 t0=2.19 Please do it by hand and show tables if they are used. Be detailed

  • Please solve 2.7, 2.8 and 2.9 problems. 2.7. Suppose that we are testing Ho : μ1...

    Please solve 2.7, 2.8 and 2.9 problems. 2.7. Suppose that we are testing Ho : μ1 Ha versus Ho: > μ2 where the two sample sizes are ni n, 10. Both sample variances are unknown but assumed equal. Find bounds on the P-value for the following observed values of the test statistic. (a) to= 2.31 (b) toー3.60 (c) to-1.95 (d) 0-219 2.8. Consider the following sample data: 9.37, 13.04, 11.69, 8.21, 11.18, 10.41, 13.15, 11.51, 13.21, and 7.75. Is it...

  • 6. Testing Ho : p = 0.75 versus Ha : p > 0.75 when the sample...

    6. Testing Ho : p = 0.75 versus Ha : p > 0.75 when the sample has n = 20, ˆp = 0.50. (a) Verify that the sample size is large (b) Find the standard error for ˆp (c) Find the value of the standardized z-test statistic

  • (1) To test Ho: p=0.3; H :p > 0.3, a simple random sample of size n=200...

    (1) To test Ho: p=0.3; H :p > 0.3, a simple random sample of size n=200 is obtained from a population such that n < 0.05N. (a) If x = 75 and n=200, compute the test statistic zo. (b) Test the hypothesis using (i) the classical approach and (ii) the P-value approach. Assume an a= 0.05 level of significance. (c) What is the conclusion of the hypothesis test?

  • The p-value for a test of Ho: p = 0.25 versus H1: p < 0.25 is...

    The p-value for a test of Ho: p = 0.25 versus H1: p < 0.25 is 0.0625. The correct p-value for a test of Ho: p=0.25 versus H1: p > 0.25 if the same sample data are used is closest to: ca. 0.1250 b.0.0313 K c.0.9375 i d. 0.0625

  • The one-sample -statistic for a test of Ho: u = 42 versus H1: /i < 42 based on n = 15 observations has the value 1=1...

    The one-sample -statistic for a test of Ho: u = 42 versus H1: /i < 42 based on n = 15 observations has the value 1=1.757, where Ho and Hiare the null and alternative hypotheses, respectively. The sample size is denoted by n Use this r-table to determine which two P-values bracket the P-value of the test. Report your answers in decimal form as listed in the 1-table K P-value of the test <

  • In testing H0: µ = 100 versus Ha: µ ╪ 100 versus using a sample size...

    In testing H0: µ = 100 versus Ha: µ ╪ 100 versus using a sample size of 325, the value of the test statistic was found to be 2.16. The p-value (observed level of significance) is best approximated by 0.0154 0.9692 0.4846 0.0308 0.007

  • The one-sample 1-statistic for a test of Hou = 42 versus H: < 42 based on...

    The one-sample 1-statistic for a test of Hou = 42 versus H: < 42 based on n= 15 observations has the value I = -1.757, where Ho and H are the null and alternative hypotheses, respectively. The sample size is denoted by n. Use this 7-table to determine which two P-values bracket the P-value of the test. Report your answers in decimal form as listed in the i-table. C P KP-value of the test -value of the test < 0

  • The one-sample t-statistic for a test of Ho: = 42 versus H:# < 42 based on...

    The one-sample t-statistic for a test of Ho: = 42 versus H:# < 42 based on n = 15 observations has the value t = -2.138, where H, and Hare the null and alternative hypotheses, respectively. The sample size is denoted by n.

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT